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-rw-r--r--stdio/stdio.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/stdio/stdio.h b/stdio/stdio.h
index 465a80d050..3c6674d81c 100644
--- a/stdio/stdio.h
+++ b/stdio/stdio.h
@@ -419,7 +419,7 @@ vprintf (const char *__restrict __fmt, __gnuc_va_list __arg) __THROW
 }
 #endif /* Optimizing.  */
 
-#if defined __USE_BSD || defined __USE_ISOC9X
+#if defined __USE_BSD || defined __USE_ISOC99
 /* Maximum chars of output to write in MAXLEN.  */
 extern int __snprintf (char *__s, size_t __maxlen,
 		       __const char *__format, ...)
@@ -466,7 +466,7 @@ extern int scanf (__const char *__restrict __format, ...) __THROW;
 extern int sscanf (__const char *__restrict __s,
 		   __const char *__restrict __format, ...) __THROW;
 
-#ifdef	__USE_ISOC9X
+#ifdef	__USE_ISOC99
 /* Read formatted input from S into argument list ARG.  */
 extern int __vfscanf (FILE *__s, __const char *__format,
 		      __gnuc_va_list __arg) __THROW;