diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/configure.ac b/configure.ac index ac737f6cc8..da65b16ccc 100644 --- a/configure.ac +++ b/configure.ac @@ -2732,14 +2732,11 @@ main(int argc, char *argv[]) test x$rb_cv_fork_with_pthread = xyes || AC_DEFINE(CANNOT_FORK_WITH_PTHREAD) ]) -AS_CASE([$target_os], - [darwin*], [ac_cv_header_sys_user_h=no], dnl LIST_HEAD conflicts with sys/queue.h - [AC_CHECK_HEADERS([sys/user.h])] -) -AS_IF([test "x$ac_cv_func_mmap:$ac_cv_header_sys_user_h" = xyes:yes], [ +AC_CHECK_HEADERS([sys/user.h]) +AS_IF([test "x$ac_cv_func_mmap" = xyes], [ AC_CACHE_CHECK([whether PAGE_SIZE is compile-time const], rb_cv_const_page_size, - [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ - @%:@include <sys/user.h> + [malloc_headers=`sed -n '/MALLOC_HEADERS_BEGIN/,/MALLOC_HEADERS_END/p' ${srcdir}/gc.c` + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[$malloc_headers typedef char conftest_page[PAGE_SIZE]; ]], [[]])], [rb_cv_const_page_size=yes], |