Fix compiler warning

Submitted by: Daniel Shahaf <danielsh elego de>

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1293534 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/include/ap_config.h b/include/ap_config.h
index 68a3d14c85d4390d2567f6f68f5b7077dd76053b..ebb8cf7c83b693739b721c59940a83ea2926038e 100644 (file)
--- a/include/ap_config.h
+++ b/include/ap_config.h
@@ -194,7 +194,7 @@
 #define AP_NONBLOCK_WHEN_MULTI_LISTEN 1
 #endif
 
-#if AP_ENABLE_DTRACE && HAVE_SYS_SDT_H
+#if defined(AP_ENABLE_DTRACE) && HAVE_SYS_SDT_H
 #include <sys/sdt.h>
 #else
 #undef _DTRACE_VERSION