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-rw-r--r--argp/argp-help.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/argp/argp-help.c b/argp/argp-help.c
index a17260378c..09c76734d3 100644
--- a/argp/argp-help.c
+++ b/argp/argp-help.c
@@ -1769,7 +1769,7 @@ __argp_error (const struct argp_state *state, const char *fmt, ...)
 #ifdef _LIBC
 	  char *buf;
 
-	  if (_IO_vasprintf (&buf, fmt, ap) < 0)
+	  if (__vasprintf_internal (&buf, fmt, ap, 0) < 0)
 	    buf = NULL;
 
 	  __fxprintf (stream, "%s: %s\n",
@@ -1839,7 +1839,7 @@ __argp_failure (const struct argp_state *state, int status, int errnum,
 #ifdef _LIBC
 	      char *buf;
 
-	      if (_IO_vasprintf (&buf, fmt, ap) < 0)
+	      if (__vasprintf_internal (&buf, fmt, ap, 0) < 0)
 		buf = NULL;
 
 	      __fxprintf (stream, ": %s", buf);