#! /bin/sh # # fixinc.svr4 -- Install modified versions of certain ANSI-incompatible # native System V Release 4 system include files. # # Written by Ron Guilmette (rfg@ncd.com). # # This file is part of GNU CC. # # GNU CC is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2, or (at your option) # any later version. # # GNU CC is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with GNU CC; see the file COPYING. If not, write to # the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. # # This script munges the native include files provided with System V # Release 4 systems so as to remove things which are violations of the # ANSI C standard. Once munged, the resulting new system include files # are placed in a directory that GNU C will search *before* searching # the /usr/include directory. This script should work properly for most # System V Release 4 systems. For other types of systems, you should # use the `fixincludes' script instead. # # See README-fixinc for more information. # Directory containing the original header files. INPUT=${2-${INPUT-/usr/include}} # Fail if no arg to specify a directory for the output. if [ x$1 = x ] then echo fixincludes: no output directory specified exit 1 fi # Directory in which to store the results. LIB=${1-${LIB-/usr/local/lib/gcc-include}} # Make sure it exists. if [ ! -d $LIB ]; then mkdir $LIB || exit 1 fi ORIG_DIR=`pwd` # Make LIB absolute. cd $LIB; LIB=`pwd` # This prevents /bin/ex from failing if the current terminal type is # unrecognizable. TERM=unknown export TERM echo 'Building fixincludes in ' ${LIB} # Determine whether this filesystem has symbolic links. if ln -s X $LIB/ShouldNotExist 2>/dev/null; then rm -f $LIB/ShouldNotExist LINKS=true else LINKS=false fi echo 'Making directories:' cd ${INPUT} if $LINKS; then files=`ls -LR | sed -n s/:$//p` else files=`find . -type d -print | sed '/^.$/d'` fi for file in $files; do rm -rf $LIB/$file if [ ! -d $LIB/$file ] then mkdir $LIB/$file fi done # treetops gets an alternating list # of old directories to copy # and the new directories to copy to. treetops="${INPUT} ${LIB}" if $LINKS; then echo 'Making internal symbolic directory links' for file in $files; do dest=`ls -ld $file | sed -n 's/.*-> //p'` if [ "$dest" ]; then cwd=`pwd` # In case $dest is relative, get to $file's dir first. cd ${INPUT} cd `echo ./$file | sed -n 's&[^/]*$&&p'` # Check that the target directory exists. # Redirections changed to avoid bug in sh on Ultrix. (cd $dest) > /dev/null 2>&1 if [ $? = 0 ]; then cd $dest # X gets the dir that the link actually leads to. x=`pwd` # If link leads back into ${INPUT}, # make a similar link here. if expr $x : "${INPUT}/.*" > /dev/null; then # Y gets the actual target dir name, relative to ${INPUT}. y=`echo $x | sed -n "s&${INPUT}/&&p"` echo $file '->' $y ': Making link' rm -fr ${LIB}/$file > /dev/null 2>&1 ln -s ${LIB}/$y ${LIB}/$file > /dev/null 2>&1 else # If the link is to outside ${INPUT}, # treat this directory as if it actually contained the files. # This line used to have $dest instead of $x. # $dest seemed to be wrong for links found in subdirectories # of ${INPUT}. Does this change break anything? treetops="$treetops $x ${LIB}/$file" fi fi cd $cwd fi done fi set - $treetops while [ $# != 0 ]; do # $1 is an old directory to copy, and $2 is the new directory to copy to. echo "Finding header files in $1:" cd ${INPUT} cd $1 files=`find . -name '*.h' -type f -print` echo 'Checking header files:' for file in $files; do echo Fixing $file if [ -r $file ]; then cp $file $2/$file >/dev/null 2>&1 || echo "Can't copy $file" chmod +w $2/$file # The following have been removed from the sed command below # because it is more useful to leave these things in. # The only reason to remove them was for -pedantic, # which isn't much of a reason. -- rms. # /^[ ]*#[ ]*ident/d # The change of u_char, etc, to u_int # applies to bit fields. sed -e ' s%^\([ ]*#[ ]*endif[ ]*\)\([^/ ].*\)$%\1/* \2 */% s%^\([ ]*#[ ]*else[ ]*\)\([^/ ].*\)$%\1/* \2 */% s/#lint(on)/defined(lint)/g s/#lint(off)/!defined(lint)/g s/#machine(\([^)]*\))/defined(__\1__)/g s/#system(\([^)]*\))/defined(__\1__)/g s/#cpu(\([^)]*\))/defined(__\1__)/g /#[a-z]*if.*[ (]m68k/ s/\([^_]\)m68k/\1__m68k__/g /#[a-z]*if.*[ (]__i386\([^_]\)/ s/__i386/__i386__/g /#[a-z]*if.*[ (]i386/ s/\([^_]\)i386/\1__i386__/g /#[a-z]*if.*[ (]sparc/ s/\([^_]\)sparc/\1__sparc__/g /#[a-z]*if.*[ (]mc68000/ s/\([^_]\)mc68000/\1__mc68000__/g /#[a-z]*if.*[ (]vax/ s/\([^_]\)vax/\1__vax__/g /#[a-z]*if.*[ (]sun/ s/\([^_]\)\(sun[a-z0-9]*\)\([^a-z0-9_]\)/\1__\2__\3/g /#[a-z]*if.*[ (]sun/ s/\([^_]\)\(sun[a-z0-9]*\)$/\1__\2__/g /#[a-z]*if.*[ (]ns32000/ s/\([^_]\)ns32000/\1__ns32000__/g /#[a-z]*if.*[ (]pyr/ s/\([^_]\)pyr/\1__pyr__/g /#[a-z]*if.*[ (]is68k/ s/\([^_]\)is68k/\1__is68k__/g s/u_char\([ ][ ]*[a-zA-Z0-9_][a-zA-Z0-9_]*[ ]*:[ ]*[0-9][0-9]*\)/u_int\1/ s/u_short\([ ][ ]*[a-zA-Z0-9_][a-zA-Z0-9_]*[ ]*:[ ]*[0-9][0-9]*\)/u_int\1/ s/ushort\([ ][ ]*[a-zA-Z0-9_][a-zA-Z0-9_]*[ ]*:[ ]*[0-9][0-9]*\)/u_int\1/ s/evcm_t\([ ][ ]*[a-zA-Z0-9_][a-zA-Z0-9_]*[ ]*:[ ]*[0-9][0-9]*\)/u_int\1/ s/Pbyte\([ ][ ]*[a-zA-Z0-9_][a-zA-Z0-9_]*[ ]*:[ ]*SEQSIZ\)/unsigned int\1/ s/__STDC__ == 0/!defined (__STRICT_ANSI__)/g s/__STDC__ != 0/defined (__STRICT_ANSI__)/g s/__STDC__ - 0 == 0/!defined (__STRICT_ANSI__)/g ' $2/$file > $2/$file.sed mv $2/$file.sed $2/$file if cmp $file $2/$file >/dev/null 2>&1; then echo Deleting $2/$file\; no fixes were needed. rm $2/$file fi fi done shift; shift done # Fix first broken decl of getcwd present on some svr4 systems. file=stdlib.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix sed -e 's/getcwd(char \*, int)/getcwd(char *, size_t)/' $file_to_fix > /tmp/$base if cmp $file_to_fix /tmp/$base >/dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Fix second broken decl of getcwd present on some svr4 systems. Also # fix the incorrect decl of profil present on some svr4 systems. file=unistd.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix sed -e 's/getcwd(char \*, int)/getcwd(char *, size_t)/' $file_to_fix \ | sed -e 's/profil(unsigned short \*, unsigned int, unsigned int, unsigned int)/profil(unsigned short *, size_t, int, unsigned)/' > /tmp/$base if cmp $file_to_fix /tmp/$base >/dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Fix the definition of NULL in so that it is conditional # and so that it is correct for both C and C++. file=sys/param.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix cp $file_to_fix /tmp/$base chmod +w /tmp/$base ex /tmp/$base </dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Likewise fix the definition of NULL in so that it is conditional # and so that it is correct for both C and C++. file=stdio.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix cp $file_to_fix /tmp/$base chmod +w /tmp/$base ex /tmp/$base </dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Likewise fix the definition of NULL in so that it is conditional # and so that it is correct for both C and C++. file=dbm.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix cp $file_to_fix /tmp/$base chmod +w /tmp/$base ex /tmp/$base </dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Add some missing declarations to . file=sys/mman.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix cp $file_to_fix /tmp/$base chmod +w /tmp/$base ex /tmp/$base </dev/null 2>&1; then \ echo No changed needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Fix declarations of `ftw' and `nftw' in . file=ftw.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix cp $file_to_fix /tmp/$base chmod +w /tmp/$base ex /tmp/$base </dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Add a `static' declaration of `getrnge' into . file=regexp.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix cp $file_to_fix /tmp/$base chmod +w /tmp/$base ex /tmp/$base </dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Add a #define of _SIGACTION_ into . file=sys/signal.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix cp $file_to_fix /tmp/$base chmod +w /tmp/$base ex /tmp/$base </dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Fix declarations of `makedev', `major', and `minor' in . file=sys/mkdev.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix cp $file_to_fix /tmp/$base chmod +w /tmp/$base ex /tmp/$base </dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Fix reference to NMSZ in . file=sys/adv.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix sed 's/\[NMSZ\]/\[RFS_NMSZ\]/g' $file_to_fix > /tmp/$base if cmp $file_to_fix /tmp/$base >/dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Fix reference to NC_NPI_RAW in . Also fix types of # array initializers. file=sys/netcspace.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix sed 's/NC_NPI_RAW/NC_TPI_RAW/g' $file_to_fix \ | sed 's/NC_/(unsigned long) NC_/' > /tmp/$base if cmp $file_to_fix /tmp/$base >/dev/null 2>&1; then \ echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Conditionalize all of on _KERNEL being defined. file=fs/rfs/rf_cache.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix if grep _KERNEL $file_to_fix > /dev/null; then echo No change needed in $file_to_fix else echo '#ifdef _KERNEL' > /tmp/$base cat $file_to_fix >> /tmp/$base echo '#endif /* defined(_KERNEL) */' >> /tmp/$base echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file rm -f /tmp/$base fi fi # Conditionalize all of on _KERNEL being defined. file=sys/erec.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix if grep _KERNEL $file_to_fix > /dev/null; then echo No change needed in $file_to_fix else echo '#ifdef _KERNEL' > /tmp/$base cat $file_to_fix >> /tmp/$base echo '#endif /* defined(_KERNEL) */' >> /tmp/$base echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file rm -f /tmp/$base fi fi # Conditionalize all of on _KERNEL being defined. file=sys/err.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix if grep _KERNEL $file_to_fix > /dev/null; then echo No change needed in $file_to_fix else echo '#ifdef _KERNEL' > /tmp/$base cat $file_to_fix >> /tmp/$base echo '#endif /* defined(_KERNEL) */' >> /tmp/$base echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file rm -f /tmp/$base fi fi # Conditionalize all of on _KERNEL being defined. file=sys/char.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix if grep _KERNEL $file_to_fix > /dev/null; then echo No change needed in $file_to_fix else echo '#ifdef _KERNEL' > /tmp/$base cat $file_to_fix >> /tmp/$base echo '#endif /* defined(_KERNEL) */' >> /tmp/$base echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file rm -f /tmp/$base fi fi # Conditionalize all of on _KERNEL being defined. file=sys/getpages.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix if grep _KERNEL $file_to_fix > /dev/null; then echo No change needed in $file_to_fix else echo '#ifdef _KERNEL' > /tmp/$base cat $file_to_fix >> /tmp/$base echo '#endif /* defined(_KERNEL) */' >> /tmp/$base echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file rm -f /tmp/$base fi fi # Conditionalize all of on _KERNEL being defined. file=sys/map.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix if grep _KERNEL $file_to_fix > /dev/null; then echo No change needed in $file_to_fix else echo '#ifdef _KERNEL' > /tmp/$base cat $file_to_fix >> /tmp/$base echo '#endif /* defined(_KERNEL) */' >> /tmp/$base echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file rm -f /tmp/$base fi fi # Conditionalize all of on _KERNEL being defined. file=sys/cmn_err.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix if grep _KERNEL $file_to_fix > /dev/null; then echo No change needed in $file_to_fix else echo '#ifdef _KERNEL' > /tmp/$base cat $file_to_fix >> /tmp/$base echo '#endif /* defined(_KERNEL) */' >> /tmp/$base echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file rm -f /tmp/$base fi fi # Conditionalize all of on _KERNEL being defined. file=sys/kdebugger.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix if grep _KERNEL $file_to_fix > /dev/null; then echo No change needed in $file_to_fix else echo '#ifdef _KERNEL' > /tmp/$base cat $file_to_fix >> /tmp/$base echo '#endif /* defined(_KERNEL) */' >> /tmp/$base echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file rm -f /tmp/$base fi fi # Sony NEWSOS 5.0 does not support the complete ANSI C standard. if [ -x /bin/sony ]; then if /bin/sony; then # Change to not define __filbuf, __flsbuf, and __iob file=stdio.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix cp $file_to_fix /tmp/$base chmod +w /tmp/$base sed -e ' s/__filbuf/_filbuf/g s/__flsbuf/_flsbuf/g s/__iob/_iob/g ' /tmp/$base > /tmp/$base.sed mv /tmp/$base.sed /tmp/$base if cmp $file_to_fix /tmp/$base.sed >/dev/null 2>&1; then echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi # Change to not define __ctype file=ctype.h base=`basename $file` if [ -r ${LIB}/$file ]; then file_to_fix=${LIB}/$file else if [ -r ${INPUT}/$file ]; then file_to_fix=${INPUT}/$file else file_to_fix="" fi fi if [ \! -z "$file_to_fix" ]; then echo Checking $file_to_fix cp $file_to_fix /tmp/$base chmod +w /tmp/$base sed -e ' s/__ctype/_ctype/g ' /tmp/$base > /tmp/$base.sed mv /tmp/$base.sed /tmp/$base if cmp $file_to_fix /tmp/$base.sed >/dev/null 2>&1; then echo No change needed in $file_to_fix else echo Fixed $file_to_fix rm -f ${LIB}/$file cp /tmp/$base ${LIB}/$file fi rm -f /tmp/$base fi fi fi echo 'Removing unneeded directories:' cd $LIB files=`find . -type d -print | sort -r` for file in $files; do rmdir $LIB/$file > /dev/null 2>&1 done if $LINKS; then echo 'Making internal symbolic non-directory links' cd ${INPUT} files=`find . -type l -print` for file in $files; do dest=`ls -ld $file | sed -n 's/.*-> //p'` if expr "$dest" : '[^/].*' > /dev/null; then target=${LIB}/`echo file | sed "s|[^/]*\$|$dest|"` if [ -f $target ]; then ln -s $dest ${LIB}/$file >/dev/null 2>&1 fi fi done fi cd ${ORIG_DIR} echo 'Replacing ' rm -f ${LIB}/sys/byteorder.h cp byteorder.h ${LIB}/sys/byteorder.h exit 0