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-rw-r--r--libc/sysdeps/linux/common/bits/shm.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/bits/shm.h b/libc/sysdeps/linux/common/bits/shm.h
index c7e415726..6edc6763d 100644
--- a/libc/sysdeps/linux/common/bits/shm.h
+++ b/libc/sysdeps/linux/common/bits/shm.h
@@ -35,10 +35,14 @@
#define SHM_LOCK 11 /* lock segment (root only) */
#define SHM_UNLOCK 12 /* unlock segment (root only) */
+__BEGIN_DECLS
+
/* Segment low boundary address multiple. */
#define SHMLBA (__getpagesize ())
extern int __getpagesize (void) __THROW __attribute__ ((__const__));
+__END_DECLS
+
/* Type to count number of attaches. */
typedef unsigned short shmatt_t;