f32ed23aa8
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@13338 ec53bebd-3082-4978-b11e-865c3cabbd6b
25 lines
587 B
Plaintext
25 lines
587 B
Plaintext
dnl $Id$
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dnl
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dnl
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dnl Check if we need the prototype for a function
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dnl
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dnl AC_NEED_PROTO(includes, function)
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AC_DEFUN([AC_NEED_PROTO], [
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if test "$ac_cv_func_$2+set" != set -o "$ac_cv_func_$2" = yes; then
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AC_CACHE_CHECK([if $2 needs a prototype], ac_cv_func_$2_noproto,
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AC_TRY_COMPILE([$1],
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[struct foo { int foo; } xx;
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extern int $2 (struct foo*);
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$2(&xx);
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],
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eval "ac_cv_func_$2_noproto=yes",
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eval "ac_cv_func_$2_noproto=no"))
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if test "$ac_cv_func_$2_noproto" = yes; then
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AC_DEFINE(AS_TR_CPP(NEED_[]$2[]_PROTO), 1,
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[define if the system is missing a prototype for $2()])
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fi
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fi
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])
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