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-rw-r--r--missing/explicit_bzero.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/missing/explicit_bzero.c b/missing/explicit_bzero.c
index 1804cdd42e..59417e158e 100644
--- a/missing/explicit_bzero.c
+++ b/missing/explicit_bzero.c
@@ -1,12 +1,9 @@
#ifndef __STDC_WANT_LIB_EXT1__
-#define __STDC_WANT_LIB_EXT1__ 1
+#define __STDC_WANT_LIB_EXT1__ 1 /* for memset_s() */
#endif
#include "ruby/missing.h"
#include <string.h>
-#ifdef HAVE_MEMSET_S
-# include <string.h>
-#endif
#ifdef _WIN32
#include <windows.h>
@@ -17,9 +14,9 @@
/* OS support note:
* BSDs have explicit_bzero().
- * OS-X has memset_s().
+ * macOS has memset_s().
* Windows has SecureZeroMemory() since XP.
- * Linux has none. *Sigh*
+ * Linux has explicit_bzero() since glibc 2.25, musl libc 1.1.20.
*/
/*