Enable Posix Shared Memory on Linux

diff --git a/ext/opcache/zend_shared_alloc.h b/ext/opcache/zend_shared_alloc.h
index 37f278db929420607b27237ed1251c9178b81b83..2a77dfbef7dbe05b75919bf8eacbe61fd94c72a0 100644 (file)
--- a/ext/opcache/zend_shared_alloc.h
+++ b/ext/opcache/zend_shared_alloc.h
@@ -33,6 +33,9 @@
 #  define USE_MMAP      1
 # endif
 #elif defined(__linux__) || defined(_AIX)
+# ifdef HAVE_SHM_MMAP_POSIX
+#  define USE_SHM_OPEN  1
+# endif
 # ifdef HAVE_SHM_IPC
 #  define USE_SHM       1
 # endif