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-rw-r--r--src/include/pg_config.h.in7
-rw-r--r--src/port/explicit_bzero.c4
2 files changed, 7 insertions, 4 deletions
diff --git a/src/include/pg_config.h.in b/src/include/pg_config.h.in
index c3cc9fa856d..726a7c1be1f 100644
--- a/src/include/pg_config.h.in
+++ b/src/include/pg_config.h.in
@@ -91,6 +91,10 @@
`LLVMCreatePerfJITEventListener', and to 0 if you don't. */
#undef HAVE_DECL_LLVMCREATEPERFJITEVENTLISTENER
+/* Define to 1 if you have the declaration of `memset_s', and to 0 if you
+ don't. */
+#undef HAVE_DECL_MEMSET_S
+
/* Define to 1 if you have the declaration of `posix_fadvise', and to 0 if you
don't. */
#undef HAVE_DECL_POSIX_FADVISE
@@ -291,9 +295,6 @@
/* Define to 1 if you have the <memory.h> header file. */
#undef HAVE_MEMORY_H
-/* Define to 1 if you have the `memset_s' function. */
-#undef HAVE_MEMSET_S
-
/* Define to 1 if you have the `mkdtemp' function. */
#undef HAVE_MKDTEMP
diff --git a/src/port/explicit_bzero.c b/src/port/explicit_bzero.c
index 1d37b119bab..53766e86e94 100644
--- a/src/port/explicit_bzero.c
+++ b/src/port/explicit_bzero.c
@@ -12,9 +12,11 @@
*-------------------------------------------------------------------------
*/
+#define __STDC_WANT_LIB_EXT1__ 1 /* needed to access memset_s() */
+
#include "c.h"
-#if defined(HAVE_MEMSET_S)
+#if HAVE_DECL_MEMSET_S
void
explicit_bzero(void *buf, size_t len)