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check_libbind.m4
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check_libbind.m4
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###
### libbind
###
AC_ARG_WITH([libbind], AC_HELP_STRING([--with-libbind=DIR],
[libbind installation path]), [], [ withval="yes" ])
AC_MSG_CHECKING([for libbind headers])
if test x_$withval = x_yes; then
withval="/usr /usr/local"
fi
libbind_cflags=""
libbind_ldflags=""
libbind_libs="-lbind"
libbind_dir=""
for dir in $withval; do
if test -f "$dir/include/bind/arpa/nameser.h"; then
found_libbind_dir="yes"
libbind_dir="$dir"
libbind_cflags="-I$dir/include/bind"
break
fi
done
if test x_$found_libbind_dir = x_yes; then
AC_MSG_RESULT([$dir])
else
AC_MSG_ERROR([not found])
fi
AC_MSG_CHECKING([for libbind library])
if test x_$libbind_dir != x_/usr; then
libbind_ldflags="-L$libbind_dir/lib"
fi
save_cflags="$CFLAGS"
save_ldflags="$LDFLAGS"
save_libs="$LIBS"
CFLAGS="$CFLAGS $libbind_cflags"
LDFLAGS="$LDFLAGS $libbind_ldflags"
LIBS="$LIBS $libbind_libs"
AC_LINK_IFELSE(
AC_LANG_PROGRAM([[
#include <sys/types.h>
#include <netinet/in.h>
#include <arpa/nameser.h>
]],
[[
ns_initparse(0,0,0);
ns_name_uncompress(0,0,0,0,0);
]]),
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_LIBBIND], [1], [Define to 1 if libbind works.])
AC_DEFINE([HAVE_ARPA_NAMESER_H], [1], [Define to 1 if you have the <arpa/nameser.h> header file.])
,
AC_MSG_ERROR([not found])
libbind_cflags=""
libbind_ldflags=""
libbind_libs=""
)
CFLAGS="$save_cflags"
LDFLAGS="$save_ldflags"
LIBS="$save_libs"
AC_SUBST([libbind_cflags])
AC_SUBST([libbind_ldflags])
AC_SUBST([libbind_libs])