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-rw-r--r--libffi/fficonfig.h.in9
1 files changed, 9 insertions, 0 deletions
diff --git a/libffi/fficonfig.h.in b/libffi/fficonfig.h.in
index 0664506e5b8..bd6d4866d84 100644
--- a/libffi/fficonfig.h.in
+++ b/libffi/fficonfig.h.in
@@ -28,6 +28,15 @@
/* Define if you have the memcpy function. */
#undef HAVE_MEMCPY
+/* Define if read-only mmap of a plain file works. */
+#undef HAVE_MMAP_FILE
+
+/* Define if mmap of /dev/zero works. */
+#undef HAVE_MMAP_DEV_ZERO
+
+/* Define if mmap with MAP_ANON(YMOUS) works. */
+#undef HAVE_MMAP_ANON
+
/* The number of bytes in type double */
#undef SIZEOF_DOUBLE