Configur

#!/bin/sh
echo "Don't exec me!"
exit 0

CC="__cc__"
CPP="$CC -E"
TAR=tar
GREP=grep
LIBDIR=
#LIBDIR=-L/usr/local/lib
INCLUDEDIR=
#INCLUDEDIR=-I/usr/local/include

TMPSRC=tmptest.c
TMPEXE=tmptest
LIBS=
trap "rm -f $TMPSRC $TMPEXE; exit 0" 0 1 2 15
docc='$CC $TMPSRC -o $TMPEXE $INCLUDEDIR $LIBDIR $LIBS >/dev/null 2>&1'
docpp='$CPP $TMPSRC $INCLUDEDIR >$TMPEXE 2>/dev/null'
testcpp='$CPP $TMPSRC $INCLUDEDIR 2>&1 >/dev/null'
i_unistdh=
STDC=
K_R=
ANSI=

type egrep >/dev/null 2>&1 && GREP=egrep

ok() {
	[ "$1" = 0 ] && echo "ok" || echo "ng"
}

catheader() {
	HEADS=
	for i in $2""; do
		[ -n "$i" ] && HEADS="$HEADS <${i}.h>"
	done
	[ -n "$HEADS" ] && HEADS=" $1$HEADS"
	echo "$HEADS"
}

prettyfunc() {
	case "$1" in
		*"("*")"|*"("*");")
			IDENT=`echo "$1" | tr -d ",0;"`
		;;
		*";")
			OIFS="$IFS"
			IFS=" "
			set - $1
			IFS="$OIFS"
			IDENT=
			SEP=\"
			while [ "$#" -gt 1 ]; do
				IDENT="$IDENT$SEP$1"
				SEP=" "
				shift
			done
			case "$1" in
				"*"*)
					IDENT="$IDENT$SEP*"
				;;
			esac
			IDENT="$IDENT\""
		;;
		*)
			IDENT="$1"
		;;
	esac
	echo "$IDENT"
}

setheader() {
	echo "${i_unistdh}" > $TMPSRC
	for i in $1""; do
		[ -n "$i" ] && echo "#include <${i}.h>" >> $TMPSRC
	done
}

compile() {
	(setheader "$2")
	case "$1" in
		*";")
			decl="$1"
			ret=0
		;;
		*)
			decl=
			ret="$1"
		;;
	esac
	echo "$3 int test(x) int x; { $decl; return((int)($ret)); }" >> $TMPSRC
	echo "int main(argc, argv)" >> $TMPSRC
	echo "int argc; char *argv[];" >> $TMPSRC
	echo "{ return(test(0)); }" >> $TMPSRC
	if eval $docc; then return 0; else return 1; fi
}

useheader() {
	echo "Checking"`(catheader for "$1")`"..." 1>&2
	(setheader "$1")
	if [ -z "`eval $testcpp`" ]; then ret=0; else ret=1; fi
	(ok $ret) 1>&2
	return $ret
}

noheader() {
	if (useheader "$1"); then return 1; else return 0; fi
}

inheader() {
	re="$1"
	func="$3"
	if [ -z "$3" ]; then
		echo "Checking for \"$1\""`(catheader in "$2")`"..." 1>&2
	else
		echo "Checking for \"$3\""`(catheader in "$2")`"..." 1>&2
		re="CONFIGURE\($re\)"
		func="CONFIGURE($func)"
	fi
	(setheader "$2")
	echo "int test(x) int x; { return((int)($func)); }" >> $TMPSRC
	echo "int main(argc, argv)" >> $TMPSRC
	echo "int argc; char *argv[];" >> $TMPSRC
	echo "{ return(test(0)); }" >> $TMPSRC
	eval $docpp
	if $GREP "$re" $TMPEXE >/dev/null 2>&1; then ret=0; else ret=1; fi
	(ok $ret) 1>&2
	rm -f $TMPEXE
	return $ret
}

noinheader() {
	if (inheader "$1" "$2" "$3"); then return 1; else return 0; fi
}

gettypesize() {
	re=$1
	echo "Checking for \"$1\""`(catheader in "$2")`"..." 1>&2
	(setheader "$2")
	echo "#include <stdio.h>" >> $TMPSRC
	echo "$3" >> $TMPSRC
	echo "int main(argc, argv)" >> $TMPSRC
	echo "int argc; char *argv[];" >> $TMPSRC
	echo "{ printf(\"%d\", sizeof($1)); }" >> $TMPSRC
	if eval $docc; then ret=`./$TMPEXE`; else ret=0; fi
	(ok $ret) 1>&2
	rm -f $TMPEXE
	return $ret
}

isexist() {
	echo "Checking for "`(prettyfunc "$1")`"..." 1>&2
	if (compile "$1" "$2" "$3"); then ret=0; else ret=1; fi
	(ok $ret) 1>&2
	rm -f $TMPEXE
	return $ret
}

noexist() {
	if (isexist "$1" "$2" "$3"); then return 1; else return 0; fi
}

havelib() {
	echo "Checking for -l$1..." 1>&2
	ORGLIBS=$LIBS
	LIBS="$LIBS -l$1"
	if (compile "$2" "$3" "$4"); then ret=0; else ret=1; fi
	(ok $ret) 1>&2
	LIBS=$ORGLIBS
	rm -f $TMPEXE
	return $ret
}


cat ./config.hin

for i in TARUSESPACE CPP7BIT OLDARGINT USETERMINFO \
TERMCAPLIB REGEXPLIB SOCKETLIB EXTENDLIB \
NOFILEMACRO NOFUNCMACRO NOLINEMACRO \
FORCEDSTDC STRICTSTDC NOSTDC NOCONST NOVOID NOUINT NOLONGLONG HAVELONGLONG \
NOUID_T USEPID_T DECLSIGLIST NOSIGLIST \
DECLERRLIST PWNEEDERROR NOERRNO NOFILEMODE NOUNISTDH NOSTDLIBH NOTZFILEH \
USELEAPCNT USESELECTH USESYSDIRH USETIMEH \
USESTDARGH USEMKDEVH USEMKNODH USELOCKFH \
USESGTTY USETERMIO USETERMIOS HAVECLINE USEDEVPTMX USEDEVPTY \
USEDIRECT SYSVDIRENT NODNAMLEN NODRECLEN DNAMESIZE \
HAVETIMEZONE NOTMGMTOFF NOSTBLKSIZE NOFTPH USEINSYSTMH NOHADDRLIST \
USESTATVFSH USESTATFSH USEVFSH USEMOUNTH USEFSDATA \
USEFFSIZE NOFBLOCKS NOFBFREE NOFFILES \
USESTATVFS_T STATFSARGS USEFSTATFS \
USEMNTENTH USEMNTTABH USEGETFSSTAT USEGETVFSTAT USEMNTCTL \
USEMNTINFOR USEMNTINFO USEGETMNT USEGETFSENT USEREADMTAB \
USEPROCMNT USEVFCNAME USEFFSTYPE \
USERE_COMP USEREGCOMP USEREGCMP \
USERAND48 USESETENV NOSELECT DEFFDSETSIZE SELECTRWONLY NOVSPRINTF NOTERMVAR \
USEUTIME USEGETWD ULONGIOCTL \
NOFTRUNCATE USEFCNTLOCK USELOCKF NOFLOCK NOSYSLOG \
USETIMELOCAL USEMKTIME USESYSCONF USELLSEEK USEUNAME \
NOKILLPG USEWAITPID USESIGACTION USESIGPMASK \
USERESOURCEH USEULIMITH USEGETRUSAGE USETIMES \
GETPGRPVOID USESETPGID NOSETPGRP USESETVBUF SIGARGINT SIGFNCINT \
USESTRERROR GETTODARGS GETTODNULL USESETSID USEMMAP \
NOGETPASS USESOCKLEN NOSENDFLAGS USEINETATON USEINETPTON \
NOGETPWENT NOGETGRENT \
USESETREUID USESETRESUID USESETREGID USESETRESGID USEGETGROUPS
do
	echo "#undef	$i"
done
echo
echo "/*"
echo " *	OS Oriented Definitions"
echo " */"
echo


case "$LANG" in
	ja_JP.EUC*|ja_JP.euc*|ja_JP.ujis)
		echo "#ifndef	CODEEUC"
		echo "#define	CODEEUC"
		echo "#endif"
		if [ -d /usr/man/$LANG ]; then
			echo "#ifndef	USEMANLANG"
			echo "#define	USEMANLANG"
			echo "#endif"
		fi
	;;
	ja_JP.SJIS)
		echo "#ifdef	CODEEUC"
		echo "#undef	CODEEUC"
		echo "#endif"
		if [ -d /usr/man/$LANG ]; then
			echo "#ifndef	USEMANLANG"
			echo "#define	USEMANLANG"
			echo "#endif"
		fi
	;;
esac

echo "Checking for tar(1)..." 1>&2
touch $TMPSRC
$TAR cfo $TMPEXE $TMPSRC >/dev/null 2>&1
set dummy `$TAR tvf $TMPEXE 2>/dev/null`
ORGIFS=$IFS
ret=1
if echo $3 | $GREP "/" >/dev/null 2>&1; then
	IFS=/
	set dummy $3
	if expr "$2" \> 100 >/dev/null 2>&1; then
		echo "#define	TARUSESPACE"
		ret=0
	fi
fi
(ok $ret) 1>&2
IFS=$ORGIFS
rm -f $TMPEXE

echo "Checking for K&R C..." 1>&2
echo "int main(int, char *[]);" > $TMPSRC
echo "int main(argc, argv)" >> $TMPSRC
echo "int argc; char *argv[];" >> $TMPSRC
echo "{ return(0); }" >> $TMPSRC
if eval $docc; then K_R=0; fi
(ok $K_R) 1>&2
rm -f $TMPEXE

echo "Checking for ANSI C..." 1>&2
echo "int main(int, char *[]);" > $TMPSRC
echo "int main(int argc, char *argv[])" >> $TMPSRC
echo "{ return(0); }" >> $TMPSRC
if eval $docc; then ANSI=0; fi
(ok $ANSI) 1>&2
rm -f $TMPEXE

echo "Checking for cpp(1)..." 1>&2
echo "#define test \"01\"" | tr "01" "\376\376" > $TMPSRC
echo "int main(argc, argv)" >> $TMPSRC
echo "int argc; char *argv[];" >> $TMPSRC
echo "{ char *cp; cp=test; return(0); }" >> $TMPSRC
if [ -z "`eval $testcpp`" ]; then ret=0; else ret=1; fi
if [ "$ret" != 0 ]; then
	echo "#define	CPP7BIT"
fi
(ok $ret) 1>&2
rm -f $TMPEXE

echo "Checking for NON-int argument..." 1>&2
echo "int test(short x);" > $TMPSRC
echo "int test(x) short x; { return(0); }" >> $TMPSRC
echo "int main(argc, argv)" >> $TMPSRC
echo "int argc; char *argv[];" >> $TMPSRC
echo "{ return(0); }" >> $TMPSRC
if eval $docc; then ret=0; else ret=1; fi
if [ "$ret" != 0 ]; then
	echo "#define	OLDARGINT"
fi
(ok $ret) 1>&2
rm -f $TMPEXE

lib=
if havelib termlib "tgetent(b,\"T\")" "" "char b[1024];"; then
	lib=-ltermlib
elif havelib ncurses "setupterm(\"T\",0,0)" "curses term"; then
	lib=-lncurses
	echo "#define	USETERMINFO"
elif havelib ncurses "tgetent(b,\"T\")" "" "char b[1024];"; then
	lib=-lncurses
elif havelib termcap "tgetent(b,\"T\")" "" "char b[1024];"; then
	lib=-ltermcap
elif havelib curses "setupterm(\"T\",0,0)" "curses term"; then
	lib=-lcurses
	echo "#define	USETERMINFO"
elif havelib curses "tgetent(b,\"T\")" "" "char b[1024];"; then
	lib=-lcurses
elif havelib "curses -ltermcap" "tgetent(b,\"T\")" "" "char b[1024];"; then
	lib=-l"curses -ltermcap"
fi
if [ -n "$lib" ]; then
	echo "#define	TERMCAPLIB	\"$lib\""
	LIBS="$LIBS $lib"
fi

lib=
if isexist "socket(0,0,0)" "sys/types sys/socket"; then
	:
elif havelib inet "socket(0,0,0)" "sys/types sys/socket"; then
	lib="$lib${lib:+ }-linet"
elif havelib socket "socket(0,0,0)" "sys/types sys/socket"; then
	lib="$lib${lib:+ }-lsocket"
fi
if isexist "inet_ntoa(0)" "sys/types sys/socket"; then
	:
elif havelib nsl_s "inet_ntoa(0)" "sys/types sys/socket"; then
	lib="$lib${lib:+ }-lnsl_s"
elif havelib nsl "inet_ntoa(0)" "sys/types sys/socket"; then
	lib="$lib${lib:+ }-lnsl"
fi
if [ -n "$lib" ]; then
	echo "#define	SOCKETLIB	\"$lib\""
	LIBS="$LIBS $lib"
fi

lib=
if noexist "getmntent(0)" "stdio mntent" \
&& havelib sun "getmntent(0)" "stdio mntent"; then
	lib="$lib -lsun"
fi
if noexist "getmntinfo_r(0,0,0,0)" "stdio sys/mount" \
&& havelib c_r "getmntinfo_r(0,0,0,0)" "stdio sys/mount"; then
	lib="$lib -lc_r"
fi
if [ -n "$lib" ]; then
	echo "#define	EXTENDLIB	\"$lib\""
	LIBS="$LIBS $lib"
fi

if noexist __FILE__; then
	echo "#define	NOFILEMACRO"
fi
if noexist __FUNCTION__; then
	echo "#define	NOFUNCMACRO"
fi
if noexist __LINE__; then
	echo "#define	NOLINEMACRO"
fi
if noinheader __STDC__ "" __STDC__; then
	STDC=0
fi
if [ -z "$STDC" ]; then
	if [ -n "$ANSI" ]; then
		echo "#define	FORCEDSTDC"
	fi
else
	if [ -z "$ANSI" ]; then
		echo "#define	NOSTDC"
	fi
fi
if [ -z "$K_R" ]; then
	echo "#define	STRICTSTDC"
fi
if noexist "const int n;"; then
	echo "#define	NOCONST"
fi
if noexist "void *p;"; then
	echo "#define	NOVOID"
fi
if noexist "u_int ui;"; then
	echo "#define	NOUINT"
fi
if isexist "long long n;"; then
	if [ -z "$STDC" ]; then
		echo "#define	HAVELONGLONG"
	fi
else
	if [ -n "$STDC" ]; then
		echo "#define	NOLONGLONG"
	fi
fi
if noinheader uid_t sys/types; then
	echo "#define	NOUID_T"
fi
if inheader pid_t sys/types; then
	echo "#define	USEPID_T"
fi
if isexist "sys_siglist[0]" signal; then
	echo "#define	DECLSIGLIST"
elif noexist "sys_siglist[0]" signal "extern char *sys_siglist[];"; then
	echo "#define	NOSIGLIST"
fi
if isexist "sys_errlist[0]" "stdio errno"; then
	echo "#define	DECLERRLIST"
fi
if noexist "errno" errno; then
	echo "#define	NOERRNO"
fi
if noinheader " *\(* *[0-7]+.*, *\(* *[0-7]+.*, *\(* *[0-7]+.*" sys/stat \
"S_IRUSR,S_IWGRP,S_IXOTH"; then
	echo "#define	NOFILEMODE"
fi
if noheader unistd; then
	echo "#define	NOUNISTDH"
else
	i_unistdh="#include <unistd.h>"
fi
if noheader stdlib; then
	echo "#define	NOSTDLIBH"
fi
if noheader tzfile; then
	echo "#define	NOTZFILEH"
elif isexist "t.tzh_leapcnt" tzfile "struct tzhead t;"; then
	echo "#define	USELEAPCNT"
fi

if isexist "fd_set fds;" "sys/types sys/select" \
&& noexist "fd_set fds;" sys/types; then
	echo "#define	USESELECTH"
fi
if noinheader " *0*x*[0-9a-fA-F ]* *" sys/param DEV_BSIZE \
&& inheader " *0*x*[0-9a-fA-F ]* *" sys/dir DEV_BSIZE; then
	echo "#define	USESYSDIRH"
fi
if isexist "struct tm t;" "sys/types sys/time time" \
&& noexist "struct tm t;" "sys/types sys/time"; then
	echo "#define	USETIMEH"
fi
if isexist "va_list args;" stdarg "extern int Xprintf(int, int, ...);"; then
	echo "#define	USESTDARGH"
fi
if isexist "major(0)" sys/sysmacros; then
	:
elif isexist "major(0)" sys/mkdev; then
	echo "#define	USEMKDEVH"
elif isexist "major(0)" sys/mknod; then
	echo "#define	USEMKNODH"
fi
if useheader sgtty \
&& noinheader "TIOCFLUSH" sgtty "TIOCFLUSH"; then
	echo "#define	USESGTTY"
else
	if useheader termios; then
		echo "#define	USETERMIOS"
	else
		echo "#define	USETERMIO"
	fi
fi
if isexist "t.c_line" termios "struct termios t;"; then
	echo "#define	HAVECLINE"
fi
if [ -c /dev/ptmx -a -d /dev/pts ]; then
	echo "#define	USEDEVPTMX"
elif [ -c /dev/ptyp0 -a -c /dev/ttyp0 ]; then
	echo "#define	USEDEVPTY"
fi
if useheader dirent; then
	if isexist "d.d_ino" "sys/types dirent" "struct dirent d;" \
	&& noexist "d.d_fileno" "sys/types dirent" "struct dirent d;"; then
		echo "#define	SYSVDIRENT"
	fi
	if noexist "d.d_namlen" "sys/types dirent" "struct dirent d;"; then
		echo "#define	NODNAMLEN"
	fi
	if isexist "d.d_fd" "sys/types dirent" "struct dirent d;" \
	&& noexist "d.d_reclen" "sys/types dirent" "struct dirent d;"; then
		echo "#define	NODRECLEN"
	fi
	gettypesize "d.d_name" "sys/types dirent" "struct dirent d;"
	echo "#define	DNAMESIZE	$ret"
elif useheader sys/dir; then
	echo "#define	USEDIRECT"
	gettypesize "d.d_name" "sys/types sys/dir" "struct direct d;"
	echo "#define	DNAMESIZE	$ret"
else
	echo "#define	DNAMESIZE	0"
fi
if (inheader "extern.*[^a-zA-Z0-9_]timezone[^a-zA-Z0-9_]" sys/time \
&& isexist "timezone" "sys/types sys/time" "extern time_t timezone;") \
|| (inheader "extern.*[^a-zA-Z0-9_]timezone[^a-zA-Z0-9_]" time \
&& isexist "timezone" "sys/types time" "extern time_t timezone;"); then
	echo "#define	HAVETIMEZONE"
fi
if (noexist "t.tm_gmtoff" "sys/types sys/time" "struct tm t;" \
&& noexist "t.tm_gmtoff" "sys/types time" "struct tm t;"); then
	echo "#define	NOTMGMTOFF"
fi
if noexist "s.st_blksize" "sys/types sys/stat" "struct stat s;"; then
	echo "#define	NOSTBLKSIZE"
fi
if noheader arpa/ftp; then
	echo "#define	NOFTPH"
fi
if useheader netinet/in_systm; then
	echo "#define	USEINSYSTMH"
fi
if noexist "h.h_addr_list" "netdb" "struct hostent h;"; then
	echo "#define	NOHADDRLIST"
fi


statvfs_t=
arg=2
fstatfs=
if inheader "struct.*[^a-zA-Z0-9_]fs_data[^a-zA-Z0-9_]" sys/mount; then
	echo "#define	USEFSDATA"
elif inheader "struct.*[^a-zA-Z0-9_]statfs[^a-zA-Z0-9_]" sys/vfs; then
	echo "#define	USEVFSH"
elif inheader "struct.*[^a-zA-Z0-9_]statfs[^a-zA-Z0-9_]" sys/mount; then
	echo "#define	USEMOUNTH"
	if inheader MOUNT_UFS sys/mount; then
		echo "#define	USEFFSIZE"
	elif isexist "statfs(0,0,0)" sys/mount; then
		arg=3
	fi
elif inheader "struct.*[^a-zA-Z0-9_]statvfs[^a-zA-Z0-9_]" \
"sys/types sys/statvfs" \
&& { { isexist "statvfs(0,&f)" "sys/types sys/statvfs" "statvfs_t f;" \
&& statvfs_t=1; } \
|| isexist "statvfs(0,&f)" "sys/types sys/statvfs" "struct statvfs f;"; }; then
	echo "#define	USESTATVFSH"
elif inheader "struct.*[^a-zA-Z0-9_]statfs[^a-zA-Z0-9_]" \
"sys/types sys/statfs" \
&& { { isexist "statfs(0,&f,0,0)" "sys/types sys/statfs" "struct statfs f;" \
&& arg=4; } \
|| isexist "statfs(0,&f)" "sys/types sys/statfs" "struct statfs f;" \
|| { isexist "fstatfs(0,&f)" "sys/types sys/statfs" "struct statfs f;" \
&& fstatfs=1; } }; then
	echo "#define	USESTATFSH"
	if noexist "f.f_blocks" "sys/types sys/statfs" "struct statfs f;"; then
		echo "#define	NOFBLOCKS"
	fi
	if noexist "f.f_bfree" "sys/types sys/statfs" "struct statfs f;"; then
		echo "#define	NOFBFREE"
	fi
	if noexist "f.f_files" "sys/types sys/statfs" "struct statfs f;"; then
		echo "#define	NOFFILES"
	fi
fi
if [ -n "$statvfs_t" ]; then
	echo "#define	USESTATVFS_T"
fi
if [ "$arg" != "2" ]; then
	echo "#define	STATFSARGS	$arg"
fi
if [ -n "$fstatfs" ]; then
	echo "#define	USEFSTATFS"
fi

statfs=
if isexist "getmntent(0)" "stdio mntent"; then
	echo "#define	USEMNTENTH"
elif isexist "getmntent(0,0)" "stdio sys/mnttab"; then
	echo "#define	USEMNTTABH"
elif isexist "mntctl(0,0,0)"; then
	echo "#define	USEMNTCTL"
elif isexist "getvfsstat(0,0,0)" sys/statvfs; then
	echo "#define	USEGETVFSTAT"
	statfs=statvfs
elif isexist "getmntinfo_r(0,0,0,0)"; then
	echo "#define	USEMNTINFOR"
elif isexist "getmntinfo(0,0)"; then
	echo "#define	USEMNTINFO"
	statfs=statfs
elif isexist "getfsstat(0,0,0)"; then
	echo "#define	USEGETFSSTAT"
elif isexist "getmnt(0,0,0,0,0)"; then
	echo "#define	USEGETMNT"
elif isexist "getfsent()" \
&& inheader "char.*[^a-zA-Z0-9_]fs_mntops[^a-zA-Z0-9_]" fstab; then
	echo "#define	USEGETFSENT"
elif [ -e /etc/mtab -o -e /proc/mounts ]; then
	echo "#define	USEREADMTAB"
fi

if [ -e /proc/mounts -a ! -e /etc/mtab -a ! -e /etc/mnttab ]; then
	echo "#define	USEPROCMNT"
fi

if [ -z "$statfs" ]; then
	:
elif isexist "getvfsbytype(0); return(*(c.vfc_name));" \
"sys/param sys/mount" "struct vfsconf c;"; then
	echo "#define	USEVFCNAME"
elif isexist "f.f_fstypename" \
"sys/param sys/mount" "struct $statfs f;"; then
	echo "#define	USEFFSTYPE"
fi

lib=
if isexist "re_comp(0)" ctype "extern char *re_comp();" \
|| { havelib compat "re_comp(0)" ctype "extern char *re_comp();" \
&& lib=-lcompat; }; then
	echo "#define	USERE_COMP"
elif isexist "regfree(re)" "sys/types regex" "regex_t *re;"; then
	echo "#define	USEREGCOMP"
elif isexist "regcmp(0,0)" ctype "extern char *regcmp();" \
|| { havelib gen "regcmp(0,0)" ctype "extern char *regcmp();" && lib=-lgen; } \
|| { havelib PW "regcmp(0,0)" ctype "extern char *regcmp();" && lib=-lPW; } \
|| { havelib PW "regcmp(0,0)" ctype "extern char *regcmp(); char Error[1024];" \
&& lib=-lPW && echo "#define	PWNEEDERROR"; }; then
	echo "#define	USEREGCMP"
fi
if [ -n "$lib" ]; then
	echo "#define	REGEXPLIB	\"$lib\""
	LIBS="$LIBS $lib"
fi


if isexist "rand48()"; then
	echo "#define	USERAND48"
fi
if isexist "setenv(0,0,0)"; then
	echo "#define	USESETENV"
fi
if noexist "select(0,0,0,0,0)"; then
	echo "#define	NOSELECT"
fi
if noexist "vsprintf(0,0,0)" "stdio varargs" \
&& noexist "vsprintf(0,0,0)" "stdio stdarg"; then
	echo "#define	NOVSPRINTF"
fi
if noexist "ospeed" "" "extern short ospeed;" \
|| noexist "BC" "" "extern char *BC;"; then
	echo "#define	NOTERMVAR"
fi
if noexist "utimes(0,0)"; then
	echo "#define	USEUTIME"
fi
if noexist "getcwd(0,0)"; then
	echo "#define	USEGETWD"
fi
if inheader "[^a-zA-Z0-9_]ioctl([^,]*, *unsigned long *,.*) *;" sys/ioctl; then
	echo "#define	ULONGIOCTL"
fi
if noexist "ftruncate(0,0)"; then
	echo "#define	NOFTRUNCATE"
fi
if isexist "fcntl(0,F_SETLKW,0)" fcntl; then
	echo "#define	USEFCNTLOCK"
elif isexist "flock(0,0)" sys/file; then
	:
elif isexist "lockf(0,0,0)"; then
	echo "#define	USELOCKF"
elif isexist "lockf(0,0,0)" sys/lockf; then
	echo "#define	USELOCKFH"
	echo "#define	USELOCKF"
else
	echo "#define	NOFLOCK"
fi
if noexist "syslog(0,0,0);" syslog; then
	echo "#define	NOSYSLOG"
fi
if isexist "mktime(0)" time; then
	echo "#define	USEMKTIME"
elif isexist "timelocal(0)" time; then
	echo "#define	USETIMELOCAL"
fi
if isexist "sysconf(0)"; then
	echo "#define	USESYSCONF"
fi
if isexist "_llseek(0,0,0,0,0)" linux/unistd "static _syscall5(int, _llseek,
	unsigned int, fd,
	unsigned long, ofs_h,
	unsigned long, ofs_l,
	long long *, result,
	unsigned int, whence);
"; then
	echo "#define	USELLSEEK"
fi
if noexist "gethostname(0,0)" && isexist "uname(0)" sys/utsname; then
	echo "#define	USEUNAME"
fi
if noexist "killpg(0,0)" "sys/types signal"; then
	echo "#define	NOKILLPG"
fi
if isexist "waitpid(0,0,0)" sys/wait; then
	echo "#define	USEWAITPID"
fi
if isexist "sigaction(0,0,0)" signal; then
	echo "#define	USESIGACTION"
fi
if isexist "sigprocmask(0,0,0)" signal; then
	echo "#define	USESIGPMASK"
fi
if isexist "getrlimit(0,0)" "sys/types sys/time sys/resource" \
&& isexist "setrlimit(0,0)" "sys/types sys/time sys/resource"; then
	echo "#define	USERESOURCEH"
elif isexist "ulimit(0,0)" ulimit; then
	echo "#define	USEULIMITH"
fi
if isexist "getrusage(0,0)" "sys/types sys/time sys/resource"; then
	echo "#define	USEGETRUSAGE"
elif isexist "times(0)" "sys/types sys/times"; then
	echo "#define	USETIMES"
fi
if noexist "getpgrp(0)" && isexist "getpgrp()"; then
	echo "#define	GETPGRPVOID"
fi
if isexist "setpgid(0,0)"; then
	echo "#define	USESETPGID"
elif noexist "setpgrp(0,0)"; then
	echo "#define	NOSETPGRP"
fi
if isexist "setvbuf(0,0,0,0)" stdio; then
	echo "#define	USESETVBUF"
fi
if inheader "int.*[^a-zA-Z0-9_]signal[^a-zA-Z0-9_]" signal; then
	echo "#define	SIGARGINT"
fi
if inheader "[^a-zA-Z0-9_]signal([^a-zA-Z0-9_].*\(|\()[ (]*int[ ),].*\) *;" \
signal; then
	echo "#define	SIGFNCINT"
fi
if isexist "strerror(0)" string; then
	echo "#define	USESTRERROR"
fi
if isexist "gettimeofday(0,0)" "sys/time time"; then
	:
elif isexist "gettimeofday(0)" "sys/time time"; then
	echo "#define	GETTODARGS	1"
fi
if isexist "setsid()"; then
	echo "#define	USESETSID"
fi
if noexist "getpass(0)"; then
	echo "#define	NOGETPASS"
fi
if inheader socklen_t "sys/types sys/socket"; then
	echo "#define	USESOCKLEN"
fi
if isexist "mmap(0,0,0,0,0,0)" "sys/types sys/mman"; then
	echo "#define	USEMMAP"
fi
if isexist "inet_aton(0,0)" "sys/socket netinet/in arpa/inet"; then
	echo "#define	USEINETATON"
elif isexist "inet_pton(0,0,0)" "sys/socket netinet/in arpa/inet"; then
	echo "#define	USEINETPTON"
fi
if noexist "getpwent()" "sys/types pwd"; then
	echo "#define	NOGETPWENT"
fi
if noexist "getgrent()" "sys/types grp"; then
	echo "#define	NOGETGRENT"
fi
if isexist "seteuid(0)"; then
	:
elif isexist "setreuid(0)"; then
	echo "#define	USESETREUID"
elif isexist "setresuid(0)"; then
	echo "#define	USESETRESUID"
fi
if isexist "setegid(0)"; then
	:
elif isexist "setregid(0)"; then
	echo "#define	USESETREGID"
elif isexist "setresgid(0)"; then
	echo "#define	USESETRESGID"
fi
if isexist "getgroups(0,0)"; then
	echo "#define	USEGETGROUPS"
fi