Patch from David Wuertele to prevent "conflicts with new declaration with C

linkage" problems with C++

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;