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-rw-r--r--lib/xstrtol.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/xstrtol.c b/lib/xstrtol.c
index dec0ec79b..b0b6a082e 100644
--- a/lib/xstrtol.c
+++ b/lib/xstrtol.c
@@ -17,15 +17,15 @@
/* Jim Meyering (meyering@na-net.ornl.gov) */
-#ifdef HAVE_CONFIG_H
+#if HAVE_CONFIG_H
#include <config.h>
#endif
-#ifdef STDC_HEADERS
+#if STDC_HEADERS
#include <stdlib.h>
#endif
-#ifdef HAVE_STRING_H
+#if HAVE_STRING_H
# include <string.h>
#else
# include <strings.h>