/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. 

  2. dnl $Id: check-netinet-ip-and-tcp.m4 14162 2004-08-26 11:27:32Z joda $
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  3. dnl
    4. 

  4. 

  5. dnl extra magic check for netinet/{ip.h,tcp.h} because on irix 6.5.3
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  6. dnl you have to include standards.h before including these files
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  7. 

  8. AC_DEFUN([CHECK_NETINET_IP_AND_TCP],
    9. 

  9. [
    10. 

  10. AC_CHECK_HEADERS(standards.h)
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  11. for i in netinet/ip.h netinet/tcp.h; do
    12. 

  12. 

  13. cv=`echo "$i" | sed 'y%./+-%__p_%'`
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  14. 

  15. AC_CACHE_CHECK([for $i],ac_cv_header_$cv,
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  16. [AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
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  17. #ifdef HAVE_STANDARDS_H
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  18. #include <standards.h>
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  19. #endif
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  20. #include <$i>
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  21. ]])],
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  22. [eval "ac_cv_header_$cv=yes"],
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  23. [eval "ac_cv_header_$cv=no"])])
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  24. ac_res=`eval echo \\$ac_cv_header_$cv`
    25. 

  25. if test "$ac_res" = yes; then
    26. 

  26. 	ac_tr_hdr=HAVE_`echo $i | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
    27. 

  27. 	AC_DEFINE_UNQUOTED($ac_tr_hdr, 1)
    28. 

  28. fi
    29. 

  29. done
    30. 

  30. if false;then
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  31. 	AC_CHECK_HEADERS(netinet/ip.h netinet/tcp.h)
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  32. fi
    33. 

  33. ])
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