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-rw-r--r--vos/config.alpha.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/vos/config.alpha.h b/vos/config.alpha.h
index 680adfb7b0..322b568753 100644
--- a/vos/config.alpha.h
+++ b/vos/config.alpha.h
@@ -1793,7 +1793,8 @@
/* HAS_GNULIBC:
* This symbol, if defined, indicates to the C program that
- * the GNU C library is being used.
+ * the GNU C library is being used. A better check is to use
+ * the __GLIBC__ and __GLIBC_MINOR__ symbols supplied with glibc.
*/
/*#define HAS_GNULIBC /**/
#if defined(HAS_GNULIBC) && !defined(_GNU_SOURCE)