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authorEric Andersen <andersen@codepoet.org>2001-02-13 00:30:39 +0000
committerEric Andersen <andersen@codepoet.org>2001-02-13 00:30:39 +0000
commit314b6a528c9756572e855389c6cb09c18a558747 (patch)
treeab217af8a6b42f4ca7dadbcc99acee9a0398037c /include/sys
parent356b686774968d312476b66d0c1fb1f21c46305a (diff)
Add MAP_FAILED per spec -- patch from Michael Shmulevich <michaels@jungo.com>
Diffstat (limited to 'include/sys')
-rw-r--r--include/sys/mman.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/sys/mman.h b/include/sys/mman.h
index 8dc79d909..29973979e 100644
--- a/include/sys/mman.h
+++ b/include/sys/mman.h
@@ -12,6 +12,8 @@
#define MAP_FILE 0x00 /* The 'normal' way: mapped from file */
#endif
+#define MAP_FAILED ((__ptr_t) -1) /* Return value of `mmap' in case of an error. */
+
__BEGIN_DECLS
extern __ptr_t mmap __P((__ptr_t __addr, size_t __len,