diff --git a/Makefile b/Makefile
index 2bb8888..4b47be5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,214 +1,184 @@
-# Makefile prototype for configure
-# Copyright 2004 Phil Karn, KA9Q
-# May be used under the terms of the GNU Lesser General Public License (LGPL)
+# Build libfec on Linux, macOS and on/for 64-bit Windows with MinGW-w64.
+#
+#   make                 build for the host platform
+#   make linux           build Linux libraries
+#   make macos           build macOS libraries
+#   make windows         build Windows libraries (cross-build on Linux/macOS)
+#   make static          build only the static library
+#   make shared          build only the shared library
+#   make clean           remove obj/ and lib/
 
-# Generated automatically from makefile.in by configure.
-srcdir = .
-prefix = /usr/local
-exec_prefix=${prefix}
-CC=gcc
-AR ?= ar
-RANLIB ?= ranlib
-LIBS= cpu_mode_generic.o fec.o sim.o viterbi27.o viterbi27_port.o viterbi29.o viterbi29_port.o \
-	viterbi615.o viterbi615_port.o encode_rs_char.o encode_rs_int.o encode_rs_8.o \
-	decode_rs_char.o decode_rs_int.o decode_rs_8.o \
-	init_rs_char.o init_rs_int.o ccsds_tab.o \
-	encode_rs_ccsds.o decode_rs_ccsds.o ccsds_tal.o \
-	dotprod.o dotprod_port.o \
-	peakval.o peakval_port.o \
-	sumsq.o sumsq_port.o
-
-CFLAGS=-O2 -fPIC -Wno-implicit-int -Wno-implicit-function-declaration -Wno-int-conversion -I. -Wall 
-
-SHARED_LIB=libfec.so
-REBIND=ldconfig
-
-ifeq ($(shell uname -s),Darwin)
-SHARED_LIB=libfec.dylib
-REBIND=
+ifeq ($(OS),Windows_NT)
+  HOST_OS := windows
+else ifeq ($(shell uname -s),Darwin)
+  HOST_OS := macos
+else
+  HOST_OS := linux
 endif
 
-all: libfec.a $(SHARED_LIB)
+BUILD ?= $(HOST_OS)
 
-test: vtest27 vtest29 vtest615 rstest dtest sumsq_test peaktest
-	./vtest27 -e 3.0 -n 1000 -v
-	./vtest27
-	./vtest29 -e 2.5 -n 1000 -v
-	./vtest29
-	./vtest615 -e 1.0 -n 100 -v
-	./vtest615
-	./rstest
-	./dtest
-	./sumsq_test
-	./peaktest
+OBJROOT := obj
+OUTROOT := lib
+OBJDIR  := $(OBJROOT)/$(BUILD)
+OUTDIR  := $(OUTROOT)/$(BUILD)
+GENDIR  := $(OBJDIR)/generated
+TOOLDIR := $(OBJROOT)/tools/$(HOST_OS)
 
-install: all
-	mkdir -p ${exec_prefix}/lib 
-	install -m 644 -p $(SHARED_LIB) libfec.a ${exec_prefix}/lib
-#	(cd ${exec_prefix}/lib;ln -f -s $(SHARED_LIB) libfec.so)
-ifneq ($(REBIND),)
-	$(REBIND)
+# Command-line assignments (for example CC=clang) still take precedence.
+ifeq ($(BUILD),windows)
+  ifeq ($(HOST_OS),windows)
+    CROSS_PREFIX ?=
+  else
+    CROSS_PREFIX ?= x86_64-w64-mingw32-
+  endif
+  ifeq ($(origin CC),default)
+    CC := $(CROSS_PREFIX)gcc
+  endif
+  ifeq ($(origin AR),default)
+    AR := $(CROSS_PREFIX)ar
+  endif
+  ifeq ($(origin RANLIB),undefined)
+    RANLIB := $(CROSS_PREFIX)ranlib
+  endif
+  SHARED_LIB := $(OUTDIR)/libfec.dll
+  IMPORT_LIB := $(OUTDIR)/libfec.dll.a
+  SHARED_FLAGS := -shared -Wl,--out-implib,$(IMPORT_LIB)
+  PIC_CFLAGS :=
+else ifeq ($(BUILD),linux)
+  ifeq ($(origin CC),default)
+    CC := gcc
+  endif
+  ifeq ($(origin AR),default)
+    AR := ar
+  endif
+  ifeq ($(origin RANLIB),undefined)
+    RANLIB := ranlib
+  endif
+  SHARED_LIB := $(OUTDIR)/libfec.so
+  IMPORT_LIB :=
+  SHARED_FLAGS := -shared -Wl,-soname,libfec.so
+  PIC_CFLAGS := -fPIC
+else ifeq ($(BUILD),macos)
+  ifeq ($(origin CC),default)
+    CC := cc
+  endif
+  ifeq ($(origin AR),default)
+    AR := ar
+  endif
+  ifeq ($(origin RANLIB),undefined)
+    RANLIB := ranlib
+  endif
+  SHARED_LIB := $(OUTDIR)/libfec.dylib
+  IMPORT_LIB :=
+  SHARED_FLAGS := -dynamiclib -install_name libfec.dylib
+  PIC_CFLAGS := -fPIC
+else
+  $(error Unsupported BUILD='$(BUILD)'; use BUILD=linux, BUILD=macos or BUILD=windows)
 endif
-	mkdir -p ${prefix}/include
-	install -m 644 -p fec.h ${prefix}/include
-	mkdir -m 0755 -p ${prefix}/man/man3
-	install -m 644 -p simd-viterbi.3 rs.3 dsp.3 ${prefix}/man/man3
 
-peaktest: peaktest.o libfec.a
-	$(CC) -g -o $@ $^
+ifeq ($(origin HOSTCC),undefined)
+  HOSTCC := gcc
+endif
 
-sumsq_test: sumsq_test.o libfec.a
-	$(CC) -g -o $@ $^
+CPPFLAGS ?=
+CFLAGS ?= -O2 -Wall -Wno-implicit-int -Wno-implicit-function-declaration -Wno-int-conversion
+LDFLAGS ?=
+LDLIBS ?= -lm
+HOSTCFLAGS ?= -O2
 
-dtest: dtest.o libfec.a
-	$(CC) -g -o $@ $^ -lm
+STATIC_LIB := $(OUTDIR)/libfec.a
 
-vtest27: vtest27.o libfec.a
-	$(CC) -g -o $@ $^ -lm
+SOURCES := \
+	cpu_mode_generic.c fec.c sim.c \
+	viterbi27.c viterbi27_port.c \
+	viterbi29.c viterbi29_port.c \
+	viterbi615.c viterbi615_port.c \
+	encode_rs_char.c encode_rs_int.c encode_rs_8.c \
+	decode_rs_char.c decode_rs_int.c decode_rs_8.c \
+	init_rs_char.c init_rs_int.c \
+	encode_rs_ccsds.c decode_rs_ccsds.c \
+	dotprod.c dotprod_port.c \
+	peakval.c peakval_port.c \
+	sumsq.c sumsq_port.c
 
-vtest29: vtest29.o libfec.a
-	$(CC) -g -o $@ $^ -lm
+GENERATED_SOURCES := $(GENDIR)/ccsds_tab.c $(GENDIR)/ccsds_tal.c
+OBJECTS := $(addprefix $(OBJDIR)/,$(SOURCES:.c=.o)) \
+	$(OBJDIR)/ccsds_tab.o $(OBJDIR)/ccsds_tal.o
+DEPS := $(OBJECTS:.o=.d)
 
-vtest615: vtest615.o libfec.a
-	$(CC) -g -o $@ $^ -lm
+GEN_CCSDS := $(TOOLDIR)/gen_ccsds$(if $(filter windows,$(HOST_OS)),.exe)
+GEN_TAL   := $(TOOLDIR)/gen_ccsds_tal$(if $(filter windows,$(HOST_OS)),.exe)
+HOST_GEN_OBJECTS := $(TOOLDIR)/gen_ccsds.o $(TOOLDIR)/init_rs_char.o
 
-rstest: rstest.o libfec.a
-	$(CC) -g -o $@ $^
+.DEFAULT_GOAL := all
+.PHONY: all build linux macos windows static shared check-tools clean
 
-# for some reason, the test programs without args segfault on the PPC with -O2 optimization. Dunno why - compiler bug?
-vtest27.o: vtest27.c fec.h
-	$(CC) -g -c $<
+all: build
+build: check-tools static shared
+static: $(STATIC_LIB)
+shared: $(SHARED_LIB)
 
-vtest29.o: vtest29.c fec.h
-	$(CC) -g -c $<
+# Explicit platform aliases are recursive so their toolchains and paths are
+# resolved with the requested BUILD value from the start.
+linux:
+	$(MAKE) BUILD=linux build
 
-vtest615.o: vtest615.c fec.h
-	$(CC) -g -c $<
+macos:
+	$(MAKE) BUILD=macos build
 
-libfec.a: $(LIBS)
-	$(AR) rv $@ $^
-	$(RANLIB) libfec.a
+windows:
+	$(MAKE) BUILD=windows build
 
-# for Darwin
-libfec.dylib: $(LIBS)
-	$(CC) -dynamiclib -install_name $@ -o $@ $^
+check-tools:
+	@command -v $(CC) >/dev/null 2>&1 || { \
+		echo "Error: compiler '$(CC)' was not found."; \
+		echo "For Windows builds install MinGW-w64 or use an MSYS2 MinGW 64-bit shell."; \
+		exit 1; \
+	}
+	@command -v $(HOSTCC) >/dev/null 2>&1 || { \
+		echo "Error: host compiler '$(HOSTCC)' was not found."; \
+		exit 1; \
+	}
 
-# for Linux et al
-libfec.so: $(LIBS)
-	$(CC) -shared -Xlinker -soname=$@ -o $@ -Wl,-whole-archive $^ -Wl,-no-whole-archive -lc -lm
+$(STATIC_LIB): $(OBJECTS) | $(OUTDIR)
+	$(AR) rcs $@ $^
+	$(RANLIB) $@
 
-dotprod.o: dotprod.c fec.h
+$(SHARED_LIB): $(OBJECTS) | $(OUTDIR)
+	$(CC) $(SHARED_FLAGS) $(LDFLAGS) -o $@ $^ $(LDLIBS)
 
-dotprod_port.o: dotprod_port.c fec.h
+$(OBJDIR)/%.o: %.c | $(OBJDIR)
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(PIC_CFLAGS) -MMD -MP -I. -c -o $@ $<
 
-viterbi27.o: viterbi27.c fec.h
+$(OBJDIR)/ccsds_tab.o: $(GENDIR)/ccsds_tab.c | $(OBJDIR)
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(PIC_CFLAGS) -MMD -MP -I. -c -o $@ $<
 
-viterbi27_port.o: viterbi27_port.c fec.h
+$(OBJDIR)/ccsds_tal.o: $(GENDIR)/ccsds_tal.c | $(OBJDIR)
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(PIC_CFLAGS) -MMD -MP -I. -c -o $@ $<
 
-viterbi29.o: viterbi29.c fec.h
+$(GENDIR)/ccsds_tab.c: $(GEN_CCSDS) | $(GENDIR)
+	$(GEN_CCSDS) > $@
 
-encode_rs_char.o: encode_rs_char.c char.h rs-common.h
+$(GENDIR)/ccsds_tal.c: $(GEN_TAL) | $(GENDIR)
+	$(GEN_TAL) > $@
 
-encode_rs_int.o: encode_rs_int.c int.h rs-common.h
+$(GEN_CCSDS): $(HOST_GEN_OBJECTS) | $(TOOLDIR)
+	$(HOSTCC) -o $@ $^
 
-encode_rs_8.o: encode_rs_8.c fixed.h
+$(GEN_TAL): gen_ccsds_tal.c | $(TOOLDIR)
+	$(HOSTCC) $(HOSTCFLAGS) -I. -o $@ $<
 
-encode_rs_av.o: encode_rs_av.c fixed.h
+$(TOOLDIR)/gen_ccsds.o: gen_ccsds.c char.h rs-common.h fec.h | $(TOOLDIR)
+	$(HOSTCC) $(HOSTCFLAGS) -I. -c -o $@ $<
 
-decode_rs_char.o: decode_rs_char.c char.h rs-common.h
-
-decode_rs_int.o: decode_rs_int.c int.h rs-common.h
-
-decode_rs_8.o: decode_rs_8.c fixed.h
-
-init_rs_char.o: init_rs_char.c char.h rs-common.h
-
-init_rs_int.o: init_rs_int.c int.h rs-common.h
-
-ccsds_tab.o: ccsds_tab.c
-
-ccsds_tab.c: gen_ccsds
-	./gen_ccsds > ccsds_tab.c
-
-gen_ccsds: gen_ccsds.o init_rs_char.o
-	$(CC) -o $@ $^
-
-gen_ccsds.o: gen_ccsds.c
-	$(CC)  $(CFLAGS) -c -o $@ $<
-
-ccsds_tal.o: ccsds_tal.c
-
-ccsds_tal.c: gen_ccsds_tal
-	./gen_ccsds_tal > ccsds_tal.c
-
-exercise_char.o: exercise.c
-	$(CC) $(CFLAGS) -c -o $@ $<
-
-exercise_int.o: exercise.c
-	$(CC) -DBIGSYM=1 $(CFLAGS) -c -o $@ $<
-
-exercise_8.o: exercise.c
-	$(CC) -DFIXED=1 $(CFLAGS) -c -o $@ $<
-
-exercise_ccsds.o: exercise.c
-	$(CC) -DCCSDS=1 $(CFLAGS) -c -o $@ $<
-
-viterbi27.o: viterbi27.c fec.h
-
-viterbi27_port.o: viterbi27_port.c fec.h
-
-viterbi27_av.o: viterbi27_av.c fec.h
-
-viterbi27_mmx.o: viterbi27_mmx.c fec.h
-	$(CC) $(CFLAGS) -mmmx -c -o $@ $<
-
-viterbi27_sse.o: viterbi27_sse.c fec.h
-	$(CC) $(CFLAGS) -msse -c -o $@ $<
-
-viterbi27_sse2.o: viterbi27_sse2.c fec.h
-	$(CC) $(CFLAGS) -msse2 -c -o $@ $<
-
-viterbi29.o: viterbi29.c fec.h
-
-viterbi29_port.o: viterbi29_port.c fec.h
-
-viterbi29_av.o: viterbi29_av.c fec.h
-
-viterbi29_mmx.o: viterbi29_mmx.c fec.h
-	$(CC) $(CFLAGS) -mmmx -c -o $@ $<
-
-viterbi29_sse.o: viterbi29_sse.c fec.h
-	$(CC) $(CFLAGS) -msse -c -o $@ $<
-
-viterbi29_sse2.o: viterbi29_sse2.c fec.h
-	$(CC) $(CFLAGS) -msse2 -c -o $@ $<
-
-viterbi615.o: viterbi615.c fec.h
-
-viterbi615_port.o: viterbi615_port.c fec.h
-
-viterbi615_av.o: viterbi615_av.c fec.h
-
-viterbi615_mmx.o: viterbi615_mmx.c fec.h
-	$(CC) $(CFLAGS) -mmmx -c -o $@ $<
-
-viterbi615_sse.o: viterbi615_sse.c fec.h
-	$(CC) $(CFLAGS) -msse -c -o $@ $<
-
-viterbi615_sse2.o: viterbi615_sse2.c fec.h
-	$(CC) $(CFLAGS) -msse2 -c -o $@ $<
-
-cpu_mode_generic.o: cpu_mode_generic.c fec.h
-	$(CC) $(CFLAGS) -c -o $@ $<
-
-cpu_mode_x86.o: cpu_mode_x86.c fec.h
-
-cpu_mode_ppc.o: cpu_mode_ppc.c fec.h
+$(TOOLDIR)/init_rs_char.o: init_rs_char.c char.h rs-common.h init_rs.h fec.h | $(TOOLDIR)
+	$(HOSTCC) $(HOSTCFLAGS) -I. -c -o $@ $<
 
+$(OBJDIR) $(OUTDIR) $(GENDIR) $(TOOLDIR):
+	mkdir -p $@
 
 clean:
-	rm -f *.o libfec.so libfec.dylib *.a peaktest sumsq_test dtest vtest27 vtest29 vtest615 rstest ccsds_tab.c ccsds_tal.c gen_ccsds gen_ccsds_tal core
-	rm -rf autom4te.cache
+	-rm -rf $(OBJROOT) $(OUTROOT)
 
-distclean: clean
-	rm -f config.log config.cache config.status config.h makefile
+-include $(DEPS)
diff --git a/README b/README
index 2b095df..edcec20 100644
--- a/README
+++ b/README
@@ -88,13 +88,17 @@ Public License (LGPL); see the file lesser.txt for details.
 BUILDING
 
 The GNU Make build keeps intermediate files under obj/ and libraries under
-lib/. Platform-specific subdirectories allow Linux and Windows builds to
-coexist.
+lib/. Platform-specific subdirectories allow Linux, macOS and Windows builds
+to coexist.
 
 On Linux:
 
     make linux
 
+On macOS:
+
+    make macos
+
 To cross-compile for 64-bit Windows on Linux (requires MinGW-w64):
 
     make windows
@@ -103,9 +107,9 @@ To build natively on Windows, open an MSYS2 MinGW 64-bit shell and run:
 
     make
 
-The resulting files are in lib/linux/ or lib/windows/. Use `make static` or
-`make shared` to build only one library type, and `make clean` to remove all
-generated files.
+The resulting files are in lib/linux/, lib/macos/ or lib/windows/. Use
+`make static` or `make shared` to build only one library type, and `make clean`
+to remove all generated files.
 
 Revision history:
 Version 1.0 released 29 May 2001
diff --git a/configure b/configure
deleted file mode 100755
index 370324c..0000000
--- a/configure
+++ /dev/null
@@ -1,1513 +0,0 @@
-#! /bin/sh
-
-# Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.13 
-# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
-#
-# This configure script is free software; the Free Software Foundation
-# gives unlimited permission to copy, distribute and modify it.
-
-# Defaults:
-ac_help=
-ac_default_prefix=/usr/local
-# Any additions from configure.in:
-
-# Initialize some variables set by options.
-# The variables have the same names as the options, with
-# dashes changed to underlines.
-build=NONE
-cache_file=./config.cache
-exec_prefix=NONE
-host=NONE
-no_create=
-nonopt=NONE
-no_recursion=
-prefix=NONE
-program_prefix=NONE
-program_suffix=NONE
-program_transform_name=s,x,x,
-silent=
-site=
-srcdir=
-target=NONE
-verbose=
-x_includes=NONE
-x_libraries=NONE
-bindir='${exec_prefix}/bin'
-sbindir='${exec_prefix}/sbin'
-libexecdir='${exec_prefix}/libexec'
-datadir='${prefix}/share'
-sysconfdir='${prefix}/etc'
-sharedstatedir='${prefix}/com'
-localstatedir='${prefix}/var'
-libdir='${exec_prefix}/lib'
-includedir='${prefix}/include'
-oldincludedir='/usr/include'
-infodir='${prefix}/info'
-mandir='${prefix}/man'
-
-# Initialize some other variables.
-subdirs=
-MFLAGS= MAKEFLAGS=
-SHELL=${CONFIG_SHELL-/bin/sh}
-# Maximum number of lines to put in a shell here document.
-ac_max_here_lines=12
-
-ac_prev=
-for ac_option
-do
-
-  # If the previous option needs an argument, assign it.
-  if test -n "$ac_prev"; then
-    eval "$ac_prev=\$ac_option"
-    ac_prev=
-    continue
-  fi
-
-  case "$ac_option" in
-  -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
-  *) ac_optarg= ;;
-  esac
-
-  # Accept the important Cygnus configure options, so we can diagnose typos.
-
-  case "$ac_option" in
-
-  -bindir | --bindir | --bindi | --bind | --bin | --bi)
-    ac_prev=bindir ;;
-  -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
-    bindir="$ac_optarg" ;;
-
-  -build | --build | --buil | --bui | --bu)
-    ac_prev=build ;;
-  -build=* | --build=* | --buil=* | --bui=* | --bu=*)
-    build="$ac_optarg" ;;
-
-  -cache-file | --cache-file | --cache-fil | --cache-fi \
-  | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
-    ac_prev=cache_file ;;
-  -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
-  | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
-    cache_file="$ac_optarg" ;;
-
-  -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
-    ac_prev=datadir ;;
-  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
-  | --da=*)
-    datadir="$ac_optarg" ;;
-
-  -disable-* | --disable-*)
-    ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
-    # Reject names that are not valid shell variable names.
-    if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
-      { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
-    fi
-    ac_feature=`echo $ac_feature| sed 's/-/_/g'`
-    eval "enable_${ac_feature}=no" ;;
-
-  -enable-* | --enable-*)
-    ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
-    # Reject names that are not valid shell variable names.
-    if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
-      { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
-    fi
-    ac_feature=`echo $ac_feature| sed 's/-/_/g'`
-    case "$ac_option" in
-      *=*) ;;
-      *) ac_optarg=yes ;;
-    esac
-    eval "enable_${ac_feature}='$ac_optarg'" ;;
-
-  -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
-  | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
-  | --exec | --exe | --ex)
-    ac_prev=exec_prefix ;;
-  -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
-  | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
-  | --exec=* | --exe=* | --ex=*)
-    exec_prefix="$ac_optarg" ;;
-
-  -gas | --gas | --ga | --g)
-    # Obsolete; use --with-gas.
-    with_gas=yes ;;
-
-  -help | --help | --hel | --he)
-    # Omit some internal or obsolete options to make the list less imposing.
-    # This message is too long to be a string in the A/UX 3.1 sh.
-    cat << EOF
-Usage: configure [options] [host]
-Options: [defaults in brackets after descriptions]
-Configuration:
-  --cache-file=FILE       cache test results in FILE
-  --help                  print this message
-  --no-create             do not create output files
-  --quiet, --silent       do not print \`checking...' messages
-  --version               print the version of autoconf that created configure
-Directory and file names:
-  --prefix=PREFIX         install architecture-independent files in PREFIX
-                          [$ac_default_prefix]
-  --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
-                          [same as prefix]
-  --bindir=DIR            user executables in DIR [EPREFIX/bin]
-  --sbindir=DIR           system admin executables in DIR [EPREFIX/sbin]
-  --libexecdir=DIR        program executables in DIR [EPREFIX/libexec]
-  --datadir=DIR           read-only architecture-independent data in DIR
-                          [PREFIX/share]
-  --sysconfdir=DIR        read-only single-machine data in DIR [PREFIX/etc]
-  --sharedstatedir=DIR    modifiable architecture-independent data in DIR
-                          [PREFIX/com]
-  --localstatedir=DIR     modifiable single-machine data in DIR [PREFIX/var]
-  --libdir=DIR            object code libraries in DIR [EPREFIX/lib]
-  --includedir=DIR        C header files in DIR [PREFIX/include]
-  --oldincludedir=DIR     C header files for non-gcc in DIR [/usr/include]
-  --infodir=DIR           info documentation in DIR [PREFIX/info]
-  --mandir=DIR            man documentation in DIR [PREFIX/man]
-  --srcdir=DIR            find the sources in DIR [configure dir or ..]
-  --program-prefix=PREFIX prepend PREFIX to installed program names
-  --program-suffix=SUFFIX append SUFFIX to installed program names
-  --program-transform-name=PROGRAM
-                          run sed PROGRAM on installed program names
-EOF
-    cat << EOF
-Host type:
-  --build=BUILD           configure for building on BUILD [BUILD=HOST]
-  --host=HOST             configure for HOST [guessed]
-  --target=TARGET         configure for TARGET [TARGET=HOST]
-Features and packages:
-  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
-  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
-  --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
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-echo "$ac_t""$ac_cv_prog_gcc" 1>&6
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-rm -f conftest*
-
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-
-echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
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-    CFLAGS="-O2"
-  else
-    CFLAGS=
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-fi
-
-if test $GCC != "yes"
-then
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-echo $ac_n "checking for malloc in -lc""... $ac_c" 1>&6
-echo "configure:758: checking for malloc in -lc" >&5
-ac_lib_var=`echo c'_'malloc | sed 'y%./+-%__p_%'`
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-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  ac_save_LIBS="$LIBS"
-LIBS="-lc  $LIBS"
-cat > conftest.$ac_ext <<EOF
-#line 766 "configure"
-#include "confdefs.h"
-/* Override any gcc2 internal prototype to avoid an error.  */
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-char malloc();
-
-int main() {
-malloc()
-; return 0; }
-EOF
-if { (eval echo configure:777: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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-  eval "ac_cv_lib_$ac_lib_var=yes"
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-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
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-  eval "ac_cv_lib_$ac_lib_var=no"
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-rm -f conftest*
-LIBS="$ac_save_LIBS"
-
-fi
-if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
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-    ac_tr_lib=HAVE_LIB`echo c | sed -e 's/[^a-zA-Z0-9_]/_/g' \
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-  cat >> confdefs.h <<EOF
-#define $ac_tr_lib 1
-EOF
-
-  LIBS="-lc $LIBS"
-
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-  echo "$ac_t""no" 1>&6
-fi
-
-
-echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:806: checking how to run the C preprocessor" >&5
-# On Suns, sometimes $CPP names a directory.
-if test -n "$CPP" && test -d "$CPP"; then
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-  CPP="${CC-cc} -E"
-  # On the NeXT, cc -E runs the code through the compiler's parser,
-  # not just through cpp.
-  cat > conftest.$ac_ext <<EOF
-#line 821 "configure"
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-#include <assert.h>
-Syntax Error
-EOF
-ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:827: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
-if test -z "$ac_err"; then
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-  echo "$ac_err" >&5
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  CPP="${CC-cc} -E -traditional-cpp"
-  cat > conftest.$ac_ext <<EOF
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-ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:844: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
-if test -z "$ac_err"; then
-  :
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-  echo "$ac_err" >&5
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  CPP="${CC-cc} -nologo -E"
-  cat > conftest.$ac_ext <<EOF
-#line 855 "configure"
-#include "confdefs.h"
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-Syntax Error
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-ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:861: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
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-  echo "$ac_err" >&5
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  CPP=/lib/cpp
-fi
-rm -f conftest*
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-rm -f conftest*
-fi
-rm -f conftest*
-  ac_cv_prog_CPP="$CPP"
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-  ac_cv_prog_CPP="$CPP"
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-echo "$ac_t""$CPP" 1>&6
-
-for ac_hdr in getopt.h stdio.h stdlib.h memory.h string.h
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-echo "configure:889: checking for $ac_hdr" >&5
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-  cat > conftest.$ac_ext <<EOF
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-ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:899: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
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-  eval "ac_cv_header_$ac_safe=yes"
-else
-  echo "$ac_err" >&5
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
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-  eval "ac_cv_header_$ac_safe=no"
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-    ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
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-EOF
- 
-else
-  echo "$ac_t""no" 1>&6
-fi
-done
-
-if test -z "$HAVE_stdio.h"
-then
-	{ echo "configure: error: Need stdio.h!" 1>&2; exit 1; }
-fi
-if test -z "$HAVE_stdlib.h"
-then
-	{ echo "configure: error: Need stdlib.h!" 1>&2; exit 1; }
-fi
-if test -z "$HAVE_stdlib.h"
-then
-	{ echo "configure: error: Need memory.h!" 1>&2; exit 1; }
-fi
-if test -z "$HAVE_string.h"
-then
-	{ echo "configure: error: Need string.h" 1>&2; exit 1; }
-fi
-
-ac_aux_dir=
-for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
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-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install-sh -c"
-    break
-  elif test -f $ac_dir/install.sh; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install.sh -c"
-    break
-  fi
-done
-if test -z "$ac_aux_dir"; then
-  { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
-fi
-ac_config_guess=$ac_aux_dir/config.guess
-ac_config_sub=$ac_aux_dir/config.sub
-ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
-
-
-# Do some error checking and defaulting for the host and target type.
-# The inputs are:
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-#
-# The rules are:
-# 1. You are not allowed to specify --host, --target, and nonopt at the
-#    same time.
-# 2. Host defaults to nonopt.
-# 3. If nonopt is not specified, then host defaults to the current host,
-#    as determined by config.guess.
-# 4. Target and build default to nonopt.
-# 5. If nonopt is not specified, then target and build default to host.
-
-# The aliases save the names the user supplied, while $host etc.
-# will get canonicalized.
-case $host---$target---$nonopt in
-NONE---*---* | *---NONE---* | *---*---NONE) ;;
-*) { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } ;;
-esac
-
-
-# Make sure we can run config.sub.
-if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
-else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
-fi
-
-echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:989: checking host system type" >&5
-
-host_alias=$host
-case "$host_alias" in
-NONE)
-  case $nonopt in
-  NONE)
-    if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
-    else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
-    fi ;;
-  *) host_alias=$nonopt ;;
-  esac ;;
-esac
-
-host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
-host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-echo "$ac_t""$host" 1>&6
-
-echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:1010: checking target system type" >&5
-
-target_alias=$target
-case "$target_alias" in
-NONE)
-  case $nonopt in
-  NONE) target_alias=$host_alias ;;
-  *) target_alias=$nonopt ;;
-  esac ;;
-esac
-
-target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias`
-target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-echo "$ac_t""$target" 1>&6
-
-echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:1028: checking build system type" >&5
-
-build_alias=$build
-case "$build_alias" in
-NONE)
-  case $nonopt in
-  NONE) build_alias=$host_alias ;;
-  *) build_alias=$nonopt ;;
-  esac ;;
-esac
-
-build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
-build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-echo "$ac_t""$build" 1>&6
-
-test "$host_alias" != "$target_alias" &&
-  test "$program_prefix$program_suffix$program_transform_name" = \
-    NONENONEs,x,x, &&
-  program_prefix=${target_alias}-
-
-case $target_cpu in
-i386|i486|i586|i686)
-	ARCH_OPTION="-march=$target_cpu"
-	MLIBS="viterbi27_mmx.o mmxbfly27.o viterbi27_sse.o ssebfly27.o viterbi27_sse2.o sse2bfly27.o \
-	viterbi29_mmx.o mmxbfly29.o viterbi29_sse.o ssebfly29.o viterbi29_sse2.o sse2bfly29.o \
-	viterbi615_mmx.o viterbi615_sse.o viterbi615_sse2.o \
-	dotprod_mmx.o dotprod_mmx_assist.o \
-	dotprod_sse2.o dotprod_sse2_assist.o \
-	peakval_mmx.o peakval_mmx_assist.o \
-	peakval_sse.o peakval_sse_assist.o \
-	peakval_sse2.o peakval_sse2_assist.o \
-	sumsq.o sumsq_port.o \
-	sumsq_sse2.o sumsq_sse2_assist.o \
-	sumsq_mmx.o sumsq_mmx_assist.o \
-	cpu_features.o cpu_mode_x86.o"
-	;;
-powerpc*)
-	ARCH_OPTION="-fno-common -faltivec"
-	MLIBS="viterbi27_av.o viterbi29_av.o viterbi615_av.o encode_rs_av.o \
-	dotprod_av.o sumsq_av.o peakval_av.o cpu_mode_ppc.o"
-	;;
-*)
-	MLIBS=
-esac
-case $target_os in
-darwin*)
-	SH_LIB=libfec.dylib
-	REBIND=""
-	;;
-*)
-	SH_LIB=libfec.so
-	REBIND=ldconfig
-	;;
-esac
-
-
-
-
-
-
-for ac_func in getopt_long memset memmove
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-echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1093: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  cat > conftest.$ac_ext <<EOF
-#line 1098 "configure"
-#include "confdefs.h"
-/* System header to define __stub macros and hopefully few prototypes,
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-/* Override any gcc2 internal prototype to avoid an error.  */
-/* We use char because int might match the return type of a gcc2
-    builtin and then its argument prototype would still apply.  */
-char $ac_func();
-
-int main() {
-
-/* The GNU C library defines this for functions which it implements
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-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-choke me
-#else
-$ac_func();
-#endif
-
-; return 0; }
-EOF
-if { (eval echo configure:1121: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
-  rm -rf conftest*
-  eval "ac_cv_func_$ac_func=yes"
-else
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  eval "ac_cv_func_$ac_func=no"
-fi
-rm -f conftest*
-fi
-
-if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
-  echo "$ac_t""yes" 1>&6
-    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
-  cat >> confdefs.h <<EOF
-#define $ac_tr_func 1
-EOF
- 
-else
-  echo "$ac_t""no" 1>&6
-fi
-done
-
-
-trap '' 1 2 15
-cat > confcache <<\EOF
-# This file is a shell script that caches the results of configure
-# tests run on this system so they can be shared between configure
-# scripts and configure runs.  It is not useful on other systems.
-# If it contains results you don't want to keep, you may remove or edit it.
-#
-# By default, configure uses ./config.cache as the cache file,
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-# the --cache-file=FILE option to use a different cache file; that is
-# what configure does when it calls configure scripts in
-# subdirectories, so they share the cache.
-# Giving --cache-file=/dev/null disables caching, for debugging configure.
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-#
-EOF
-# The following way of writing the cache mishandles newlines in values,
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-(set) 2>&1 |
-  case `(ac_space=' '; set | grep ac_space) 2>&1` in
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-    ;;
-  *)
-    # `set' quotes correctly as required by POSIX, so do not add quotes.
-    sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
-    ;;
-  esac >> confcache
-if cmp -s $cache_file confcache; then
-  :
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-  if test -w $cache_file; then
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-    cat confcache > $cache_file
-  else
-    echo "not updating unwritable cache $cache_file"
-  fi
-fi
-rm -f confcache
-
-trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
-
-test "x$prefix" = xNONE && prefix=$ac_default_prefix
-# Let make expand exec_prefix.
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-
-# Any assignment to VPATH causes Sun make to only execute
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-# If there is a colon in the path, we need to keep it.
-if test "x$srcdir" = x.; then
-  ac_vpsub='/^[ 	]*VPATH[ 	]*=[^:]*$/d'
-fi
-
-trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
-
-DEFS=-DHAVE_CONFIG_H
-
-# Without the "./", some shells look in PATH for config.status.
-: ${CONFIG_STATUS=./config.status}
-
-echo creating $CONFIG_STATUS
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-cat > $CONFIG_STATUS <<EOF
-#! /bin/sh
-# Generated automatically by configure.
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-# This directory was configured as follows,
-# on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
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-# $0 $ac_configure_args
-#
-# Compiler output produced by configure, useful for debugging
-# configure, is in ./config.log if it exists.
-
-ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
-for ac_option
-do
-  case "\$ac_option" in
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-    echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
-    exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
-  -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
-    echo "$CONFIG_STATUS generated by autoconf version 2.13"
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-    echo "\$ac_cs_usage"; exit 0 ;;
-  *) echo "\$ac_cs_usage"; exit 1 ;;
-  esac
-done
-
-ac_given_srcdir=$srcdir
-
-trap 'rm -fr `echo "makefile config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
-EOF
-cat >> $CONFIG_STATUS <<EOF
-
-# Protect against being on the right side of a sed subst in config.status.
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-$ac_vpsub
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-s%@SHELL@%$SHELL%g
-s%@CFLAGS@%$CFLAGS%g
-s%@CPPFLAGS@%$CPPFLAGS%g
-s%@CXXFLAGS@%$CXXFLAGS%g
-s%@FFLAGS@%$FFLAGS%g
-s%@DEFS@%$DEFS%g
-s%@LDFLAGS@%$LDFLAGS%g
-s%@LIBS@%$LIBS%g
-s%@exec_prefix@%$exec_prefix%g
-s%@prefix@%$prefix%g
-s%@program_transform_name@%$program_transform_name%g
-s%@bindir@%$bindir%g
-s%@sbindir@%$sbindir%g
-s%@libexecdir@%$libexecdir%g
-s%@datadir@%$datadir%g
-s%@sysconfdir@%$sysconfdir%g
-s%@sharedstatedir@%$sharedstatedir%g
-s%@localstatedir@%$localstatedir%g
-s%@libdir@%$libdir%g
-s%@includedir@%$includedir%g
-s%@oldincludedir@%$oldincludedir%g
-s%@infodir@%$infodir%g
-s%@mandir@%$mandir%g
-s%@SO_NAME@%$SO_NAME%g
-s%@VERSION@%$VERSION%g
-s%@CC@%$CC%g
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-s%@host@%$host%g
-s%@host_alias@%$host_alias%g
-s%@host_cpu@%$host_cpu%g
-s%@host_vendor@%$host_vendor%g
-s%@host_os@%$host_os%g
-s%@target@%$target%g
-s%@target_alias@%$target_alias%g
-s%@target_cpu@%$target_cpu%g
-s%@target_vendor@%$target_vendor%g
-s%@target_os@%$target_os%g
-s%@build@%$build%g
-s%@build_alias@%$build_alias%g
-s%@build_cpu@%$build_cpu%g
-s%@build_vendor@%$build_vendor%g
-s%@build_os@%$build_os%g
-s%@SH_LIB@%$SH_LIB%g
-s%@REBIND@%$REBIND%g
-s%@MLIBS@%$MLIBS%g
-s%@ARCH_OPTION@%$ARCH_OPTION%g
-
-CEOF
-EOF
-
-cat >> $CONFIG_STATUS <<\EOF
-
-# Split the substitutions into bite-sized pieces for seds with
-# small command number limits, like on Digital OSF/1 and HP-UX.
-ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
-ac_file=1 # Number of current file.
-ac_beg=1 # First line for current file.
-ac_end=$ac_max_sed_cmds # Line after last line for current file.
-ac_more_lines=:
-ac_sed_cmds=""
-while $ac_more_lines; do
-  if test $ac_beg -gt 1; then
-    sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
-  else
-    sed "${ac_end}q" conftest.subs > conftest.s$ac_file
-  fi
-  if test ! -s conftest.s$ac_file; then
-    ac_more_lines=false
-    rm -f conftest.s$ac_file
-  else
-    if test -z "$ac_sed_cmds"; then
-      ac_sed_cmds="sed -f conftest.s$ac_file"
-    else
-      ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
-    fi
-    ac_file=`expr $ac_file + 1`
-    ac_beg=$ac_end
-    ac_end=`expr $ac_end + $ac_max_sed_cmds`
-  fi
-done
-if test -z "$ac_sed_cmds"; then
-  ac_sed_cmds=cat
-fi
-EOF
-
-cat >> $CONFIG_STATUS <<EOF
-
-CONFIG_FILES=\${CONFIG_FILES-"makefile"}
-EOF
-cat >> $CONFIG_STATUS <<\EOF
-for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
-  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
-  case "$ac_file" in
-  *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
-       ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
-  *) ac_file_in="${ac_file}.in" ;;
-  esac
-
-  # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
-
-  # Remove last slash and all that follows it.  Not all systems have dirname.
-  ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
-  if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
-    # The file is in a subdirectory.
-    test ! -d "$ac_dir" && mkdir "$ac_dir"
-    ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
-    # A "../" for each directory in $ac_dir_suffix.
-    ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
-  else
-    ac_dir_suffix= ac_dots=
-  fi
-
-  case "$ac_given_srcdir" in
-  .)  srcdir=.
-      if test -z "$ac_dots"; then top_srcdir=.
-      else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
-  /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
-  *) # Relative path.
-    srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
-    top_srcdir="$ac_dots$ac_given_srcdir" ;;
-  esac
-
-
-  echo creating "$ac_file"
-  rm -f "$ac_file"
-  configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
-  case "$ac_file" in
-  *Makefile*) ac_comsub="1i\\
-# $configure_input" ;;
-  *) ac_comsub= ;;
-  esac
-
-  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
-  sed -e "$ac_comsub
-s%@configure_input@%$configure_input%g
-s%@srcdir@%$srcdir%g
-s%@top_srcdir@%$top_srcdir%g
-" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
-fi; done
-rm -f conftest.s*
-
-# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
-# NAME is the cpp macro being defined and VALUE is the value it is being given.
-#
-# ac_d sets the value in "#define NAME VALUE" lines.
-ac_dA='s%^\([ 	]*\)#\([ 	]*define[ 	][ 	]*\)'
-ac_dB='\([ 	][ 	]*\)[^ 	]*%\1#\2'
-ac_dC='\3'
-ac_dD='%g'
-# ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
-ac_uA='s%^\([ 	]*\)#\([ 	]*\)undef\([ 	][ 	]*\)'
-ac_uB='\([ 	]\)%\1#\2define\3'
-ac_uC=' '
-ac_uD='\4%g'
-# ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
-ac_eA='s%^\([ 	]*\)#\([ 	]*\)undef\([ 	][ 	]*\)'
-ac_eB='$%\1#\2define\3'
-ac_eC=' '
-ac_eD='%g'
-
-if test "${CONFIG_HEADERS+set}" != set; then
-EOF
-cat >> $CONFIG_STATUS <<EOF
-  CONFIG_HEADERS="config.h"
-EOF
-cat >> $CONFIG_STATUS <<\EOF
-fi
-for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
-  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
-  case "$ac_file" in
-  *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
-       ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
-  *) ac_file_in="${ac_file}.in" ;;
-  esac
-
-  echo creating $ac_file
-
-  rm -f conftest.frag conftest.in conftest.out
-  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
-  cat $ac_file_inputs > conftest.in
-
-EOF
-
-# Transform confdefs.h into a sed script conftest.vals that substitutes
-# the proper values into config.h.in to produce config.h.  And first:
-# Protect against being on the right side of a sed subst in config.status.
-# Protect against being in an unquoted here document in config.status.
-rm -f conftest.vals
-cat > conftest.hdr <<\EOF
-s/[\\&%]/\\&/g
-s%[\\$`]%\\&%g
-s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
-s%ac_d%ac_u%gp
-s%ac_u%ac_e%gp
-EOF
-sed -n -f conftest.hdr confdefs.h > conftest.vals
-rm -f conftest.hdr
-
-# This sed command replaces #undef with comments.  This is necessary, for
-# example, in the case of _POSIX_SOURCE, which is predefined and required
-# on some systems where configure will not decide to define it.
-cat >> conftest.vals <<\EOF
-s%^[ 	]*#[ 	]*undef[ 	][ 	]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
-EOF
-
-# Break up conftest.vals because some shells have a limit on
-# the size of here documents, and old seds have small limits too.
-
-rm -f conftest.tail
-while :
-do
-  ac_lines=`grep -c . conftest.vals`
-  # grep -c gives empty output for an empty file on some AIX systems.
-  if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
-  # Write a limited-size here document to conftest.frag.
-  echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
-  sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
-  echo 'CEOF
-  sed -f conftest.frag conftest.in > conftest.out
-  rm -f conftest.in
-  mv conftest.out conftest.in
-' >> $CONFIG_STATUS
-  sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
-  rm -f conftest.vals
-  mv conftest.tail conftest.vals
-done
-rm -f conftest.vals
-
-cat >> $CONFIG_STATUS <<\EOF
-  rm -f conftest.frag conftest.h
-  echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
-  cat conftest.in >> conftest.h
-  rm -f conftest.in
-  if cmp -s $ac_file conftest.h 2>/dev/null; then
-    echo "$ac_file is unchanged"
-    rm -f conftest.h
-  else
-    # Remove last slash and all that follows it.  Not all systems have dirname.
-      ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
-      if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
-      # The file is in a subdirectory.
-      test ! -d "$ac_dir" && mkdir "$ac_dir"
-    fi
-    rm -f $ac_file
-    mv conftest.h $ac_file
-  fi
-fi; done
-
-EOF
-cat >> $CONFIG_STATUS <<EOF
-
-EOF
-cat >> $CONFIG_STATUS <<\EOF
-
-exit 0
-EOF
-chmod +x $CONFIG_STATUS
-rm -fr confdefs* $ac_clean_files
-test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
-
diff --git a/makefile.in b/makefile.in
deleted file mode 100644
index c94bece..0000000
--- a/makefile.in
+++ /dev/null
@@ -1,215 +0,0 @@
-# Makefile prototype for configure
-# Copyright 2004 Phil Karn, KA9Q
-# May be used under the terms of the GNU Lesser General Public License (LGPL)
-
-# @configure_input@
-srcdir = @srcdir@
-prefix = @prefix@
-exec_prefix=@exec_prefix@
-VPATH = @srcdir@
-CC=@CC@
-AR ?= ar
-RANLIB ?= ranlib
-LIBS=@MLIBS@ cpu_mode_generic.o fec.o sim.o viterbi27.o viterbi27_port.o viterbi29.o viterbi29_port.o \
-	viterbi615.o viterbi615_port.o encode_rs_char.o encode_rs_int.o encode_rs_8.o \
-	decode_rs_char.o decode_rs_int.o decode_rs_8.o \
-	init_rs_char.o init_rs_int.o ccsds_tab.o \
-	encode_rs_ccsds.o decode_rs_ccsds.o ccsds_tal.o \
-	dotprod.o dotprod_port.o \
-	peakval.o peakval_port.o \
-	sumsq.o sumsq_port.o
-
-CFLAGS=@CFLAGS@ -I. -Wall @ARCH_OPTION@
-
-SHARED_LIB=@SH_LIB@
-REBIND=@REBIND@
-
-ifeq ($(shell uname -s),Darwin)
-SHARED_LIB=libfec.dylib
-REBIND=
-endif
-
-all: libfec.a $(SHARED_LIB)
-
-test: vtest27 vtest29 vtest615 rstest dtest sumsq_test peaktest
-	./vtest27 -e 3.0 -n 1000 -v
-	./vtest27
-	./vtest29 -e 2.5 -n 1000 -v
-	./vtest29
-	./vtest615 -e 1.0 -n 100 -v
-	./vtest615
-	./rstest
-	./dtest
-	./sumsq_test
-	./peaktest
-
-install: all
-	mkdir -p @libdir@ 
-	install -m 644 -p $(SHARED_LIB) libfec.a @libdir@
-#	(cd @libdir@;ln -f -s $(SHARED_LIB) libfec.so)
-ifneq ($(REBIND),)
-	$(REBIND)
-endif
-	mkdir -p @includedir@
-	install -m 644 -p fec.h @includedir@
-	mkdir -m 0755 -p @mandir@/man3
-	install -m 644 -p simd-viterbi.3 rs.3 dsp.3 @mandir@/man3
-
-peaktest: peaktest.o libfec.a
-	$(CC) -g -o $@ $^
-
-sumsq_test: sumsq_test.o libfec.a
-	$(CC) -g -o $@ $^
-
-dtest: dtest.o libfec.a
-	$(CC) -g -o $@ $^ -lm
-
-vtest27: vtest27.o libfec.a
-	$(CC) -g -o $@ $^ -lm
-
-vtest29: vtest29.o libfec.a
-	$(CC) -g -o $@ $^ -lm
-
-vtest615: vtest615.o libfec.a
-	$(CC) -g -o $@ $^ -lm
-
-rstest: rstest.o libfec.a
-	$(CC) -g -o $@ $^
-
-# for some reason, the test programs without args segfault on the PPC with -O2 optimization. Dunno why - compiler bug?
-vtest27.o: vtest27.c fec.h
-	$(CC) -g -c $<
-
-vtest29.o: vtest29.c fec.h
-	$(CC) -g -c $<
-
-vtest615.o: vtest615.c fec.h
-	$(CC) -g -c $<
-
-libfec.a: $(LIBS)
-	$(AR) rv $@ $^
-	$(RANLIB) libfec.a
-
-# for Darwin
-libfec.dylib: $(LIBS)
-	$(CC) -dynamiclib -install_name $@ -o $@ $^
-
-# for Linux et al
-libfec.so: $(LIBS)
-	$(CC) -shared -Xlinker -soname=$@ -o $@ -Wl,-whole-archive $^ -Wl,-no-whole-archive -lc -lm
-
-dotprod.o: dotprod.c fec.h
-
-dotprod_port.o: dotprod_port.c fec.h
-
-viterbi27.o: viterbi27.c fec.h
-
-viterbi27_port.o: viterbi27_port.c fec.h
-
-viterbi29.o: viterbi29.c fec.h
-
-encode_rs_char.o: encode_rs_char.c char.h rs-common.h
-
-encode_rs_int.o: encode_rs_int.c int.h rs-common.h
-
-encode_rs_8.o: encode_rs_8.c fixed.h
-
-encode_rs_av.o: encode_rs_av.c fixed.h
-
-decode_rs_char.o: decode_rs_char.c char.h rs-common.h
-
-decode_rs_int.o: decode_rs_int.c int.h rs-common.h
-
-decode_rs_8.o: decode_rs_8.c fixed.h
-
-init_rs_char.o: init_rs_char.c char.h rs-common.h
-
-init_rs_int.o: init_rs_int.c int.h rs-common.h
-
-ccsds_tab.o: ccsds_tab.c
-
-ccsds_tab.c: gen_ccsds
-	./gen_ccsds > ccsds_tab.c
-
-gen_ccsds: gen_ccsds.o init_rs_char.o
-	$(CC) -o $@ $^
-
-gen_ccsds.o: gen_ccsds.c
-	$(CC)  $(CFLAGS) -c -o $@ $<
-
-ccsds_tal.o: ccsds_tal.c
-
-ccsds_tal.c: gen_ccsds_tal
-	./gen_ccsds_tal > ccsds_tal.c
-
-exercise_char.o: exercise.c
-	$(CC) $(CFLAGS) -c -o $@ $<
-
-exercise_int.o: exercise.c
-	$(CC) -DBIGSYM=1 $(CFLAGS) -c -o $@ $<
-
-exercise_8.o: exercise.c
-	$(CC) -DFIXED=1 $(CFLAGS) -c -o $@ $<
-
-exercise_ccsds.o: exercise.c
-	$(CC) -DCCSDS=1 $(CFLAGS) -c -o $@ $<
-
-viterbi27.o: viterbi27.c fec.h
-
-viterbi27_port.o: viterbi27_port.c fec.h
-
-viterbi27_av.o: viterbi27_av.c fec.h
-
-viterbi27_mmx.o: viterbi27_mmx.c fec.h
-	$(CC) $(CFLAGS) -mmmx -c -o $@ $<
-
-viterbi27_sse.o: viterbi27_sse.c fec.h
-	$(CC) $(CFLAGS) -msse -c -o $@ $<
-
-viterbi27_sse2.o: viterbi27_sse2.c fec.h
-	$(CC) $(CFLAGS) -msse2 -c -o $@ $<
-
-viterbi29.o: viterbi29.c fec.h
-
-viterbi29_port.o: viterbi29_port.c fec.h
-
-viterbi29_av.o: viterbi29_av.c fec.h
-
-viterbi29_mmx.o: viterbi29_mmx.c fec.h
-	$(CC) $(CFLAGS) -mmmx -c -o $@ $<
-
-viterbi29_sse.o: viterbi29_sse.c fec.h
-	$(CC) $(CFLAGS) -msse -c -o $@ $<
-
-viterbi29_sse2.o: viterbi29_sse2.c fec.h
-	$(CC) $(CFLAGS) -msse2 -c -o $@ $<
-
-viterbi615.o: viterbi615.c fec.h
-
-viterbi615_port.o: viterbi615_port.c fec.h
-
-viterbi615_av.o: viterbi615_av.c fec.h
-
-viterbi615_mmx.o: viterbi615_mmx.c fec.h
-	$(CC) $(CFLAGS) -mmmx -c -o $@ $<
-
-viterbi615_sse.o: viterbi615_sse.c fec.h
-	$(CC) $(CFLAGS) -msse -c -o $@ $<
-
-viterbi615_sse2.o: viterbi615_sse2.c fec.h
-	$(CC) $(CFLAGS) -msse2 -c -o $@ $<
-
-cpu_mode_generic.o: cpu_mode_generic.c fec.h
-	$(CC) $(CFLAGS) -c -o $@ $<
-
-cpu_mode_x86.o: cpu_mode_x86.c fec.h
-
-cpu_mode_ppc.o: cpu_mode_ppc.c fec.h
-
-
-clean:
-	rm -f *.o libfec.so libfec.dylib *.a peaktest sumsq_test dtest vtest27 vtest29 vtest615 rstest ccsds_tab.c ccsds_tal.c gen_ccsds gen_ccsds_tal core
-	rm -rf autom4te.cache
-
-distclean: clean
-	rm -f config.log config.cache config.status config.h makefile