--- autoconf-2.13/acspecific.m4.orig	Fri Jun 29 16:26:39 2001

+++ autoconf-2.13/acspecific.m4	Fri Jun 29 16:26:39 2001

@@ -1010,7 +1043,7 @@

 ])

 AC_DEFUN(AC_FUNC_MMAP,

-[AC_CHECK_HEADERS(unistd.h)

+[AC_CHECK_HEADERS(stdlib.h unistd.h sys/stat.h sys/types.h)

 AC_CHECK_FUNCS(getpagesize)

 AC_CACHE_CHECK(for working mmap, ac_cv_func_mmap_fixed_mapped,

 [AC_TRY_RUN([

@@ -1039,11 +1072,24 @@

 #include <fcntl.h>

 #include <sys/mman.h>

+#if HAVE_SYS_TYPES_H

+# include <sys/types.h>

+#endif

+

+#if HAVE_STDLIB_H

+# include <stdlib.h>

+#endif

+

+#if HAVE_SYS_STAT_H

+# include <sys/stat.h>

+#endif

+

+#if HAVE_UNISTD_H

+# include <unistd.h>

+#endif

+

 /* This mess was copied from the GNU getpagesize.h.  */

 #ifndef HAVE_GETPAGESIZE

-# ifdef HAVE_UNISTD_H

-#  include <unistd.h>

-# endif

 /* Assume that all systems that can run configure have sys/param.h.  */

 # ifndef HAVE_SYS_PARAM_H