/crypto/heimdal/cf/check-netinet-ip-and-tcp.m4
https://bitbucket.org/freebsd/freebsd-head/ · m4 · 33 lines · 25 code · 4 blank · 4 comment · 0 complexity · 74977bd02234c970d99bb11518a7c4c2 MD5 · raw file
- dnl
- dnl $Id: check-netinet-ip-and-tcp.m4 14162 2004-08-26 11:27:32Z joda $
- dnl
- dnl extra magic check for netinet/{ip.h,tcp.h} because on irix 6.5.3
- dnl you have to include standards.h before including these files
- AC_DEFUN([CHECK_NETINET_IP_AND_TCP],
- [
- AC_CHECK_HEADERS(standards.h)
- for i in netinet/ip.h netinet/tcp.h; do
- cv=`echo "$i" | sed 'y%./+-%__p_%'`
- AC_CACHE_CHECK([for $i],ac_cv_header_$cv,
- [AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
- #ifdef HAVE_STANDARDS_H
- #include <standards.h>
- #endif
- #include <$i>
- ]])],
- [eval "ac_cv_header_$cv=yes"],
- [eval "ac_cv_header_$cv=no"])])
- ac_res=`eval echo \\$ac_cv_header_$cv`
- if test "$ac_res" = yes; then
- ac_tr_hdr=HAVE_`echo $i | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
- AC_DEFINE_UNQUOTED($ac_tr_hdr, 1)
- fi
- done
- if false;then
- AC_CHECK_HEADERS(netinet/ip.h netinet/tcp.h)
- fi
- ])