1 files changed, 1 insertions, 1 deletions
diff --git a/sprintf.c b/sprintf.c
index 756de87ed9..cb567315ba 100644
--- a/sprintf.c
+++ b/sprintf.c
@@ -18,7 +18,7 @@
 
 #define BIT_DIGITS(N)   (((N)*146)/485 + 1)  /* log2(10) =~ 146/485 */
 
-#ifndef atof
+#if !defined(atof) && !defined(HAVE_STDLIB_H)
 double strtod();
 #endif