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configure: Look for `GC_do_blocking ()' and its declaration.

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* configure.in: Look for `GC_do_blocking ()' and its declaration.
This commit is contained in:
Ludovic Courtès 2008-09-18 22:49:59 +02:00
parent 2a5bf2eeec
commit 9625c900e4
1 changed files with 8 additions and 0 deletions
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8
configure.in
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@ -1188,6 +1188,14 @@ AC_CHECK_LIB([gc], [GC_collect_a_little],
AC_CHECK_HEADER([gc/gc.h], [],
[AC_MSG_ERROR([`libgc' (Boehm's GC library) header files not found.])])
# `GC_do_blocking ()' is available in GC 7.1 but not declared.
AC_CHECK_FUNCS([GC_do_blocking])
AC_CHECK_DECL([GC_do_blocking],
[AC_DEFINE([HAVE_DECL_GC_DO_BLOCKING], [1],
[Define this if the `GC_do_blocking ()' function is declared])],
[],
[#include <gc/gc.h>])
AC_CHECK_SIZEOF(float)
if test "$ac_cv_sizeof_float" -le "$ac_cv_sizeof_long"; then