/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

  1. dnl
  2. dnl $Id: check-netinet-ip-and-tcp.m4 14162 2004-08-26 11:27:32Z joda $
  3. dnl
  4. dnl extra magic check for netinet/{ip.h,tcp.h} because on irix 6.5.3
  5. dnl you have to include standards.h before including these files
  6. AC_DEFUN([CHECK_NETINET_IP_AND_TCP],
  7. [
  8. AC_CHECK_HEADERS(standards.h)
  9. for i in netinet/ip.h netinet/tcp.h; do
  10. cv=`echo "$i" | sed 'y%./+-%__p_%'`
  11. AC_CACHE_CHECK([for $i],ac_cv_header_$cv,
  12. [AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
  13. #ifdef HAVE_STANDARDS_H
  14. #include <standards.h>
  15. #endif
  16. #include <$i>
  17. ]])],
  18. [eval "ac_cv_header_$cv=yes"],
  19. [eval "ac_cv_header_$cv=no"])])
  20. ac_res=`eval echo \\$ac_cv_header_$cv`
  21. if test "$ac_res" = yes; then
  22. ac_tr_hdr=HAVE_`echo $i | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
  23. AC_DEFINE_UNQUOTED($ac_tr_hdr, 1)
  24. fi
  25. done
  26. if false;then
  27. AC_CHECK_HEADERS(netinet/ip.h netinet/tcp.h)
  28. fi
  29. ])