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Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64/bits/mman.h')
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/bits/mman.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/mman.h b/sysdeps/unix/sysv/linux/x86_64/bits/mman.h
index 535c9edcf9..7810682536 100644
--- a/sysdeps/unix/sysv/linux/x86_64/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/x86_64/bits/mman.h
@@ -64,6 +64,7 @@
# define MAP_NORESERVE 0x04000 /* Don't check for reservations. */
# define MAP_POPULATE 0x08000 /* Populate (prefault) pagetables. */
# define MAP_NONBLOCK 0x10000 /* Do not block on IO. */
+# define MAP_STACK 0x20000 /* Allocation is for a stack. */
#endif
/* Flags to `msync'. */