X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fpagealign_alloc.c;h=bc9a301588db4405486d2c1494af727e7974cfe4;hb=3feb3145b632af0fd4349f5685a19ec58fa0fb75;hp=848367064ddd8e95cf51eb34d970f5b51d975970;hpb=b6ce80fafb54016082f21e46dda4a8d497855198;p=gnulib.git

diff --git a/lib/pagealign_alloc.c b/lib/pagealign_alloc.c
index 848367064..bc9a30158 100644
--- a/lib/pagealign_alloc.c
+++ b/lib/pagealign_alloc.c
@@ -48,6 +48,17 @@
 
 #define _(str) gettext (str)
 
+#if HAVE_MMAP
+/* Define MAP_FILE when it isn't otherwise.  */
+# ifndef MAP_FILE
+#  define MAP_FILE 0
+# endif
+/* Define MAP_FAILED for old systems which neglect to.  */
+# ifndef MAP_FAILED
+#  define MAP_FAILED ((void *)-1)
+# endif
+#endif
+
 
 #if HAVE_MMAP || ! HAVE_POSIX_MEMALIGN