Fix build on OS X after fixing build on Cygwin

diff --git a/src/Utils.cpp b/src/Utils.cpp
index 2584c50a9c4ba17b625c91c4730a06b41f41f95f..63992ef10ea0f9186ecfa871a34661c25425c3d6 100644 (file)
--- a/src/Utils.cpp
+++ b/src/Utils.cpp
@@ -14,10 +14,12 @@
  * limitations under the License.
  */
 
+#ifdef __CYGWIN__
 #ifndef _XOPEN_SOURCE
 // strptime() wants this
 #define _XOPEN_SOURCE 600
 #endif
+#endif
 
 #include <znc/Utils.h>
 #include <znc/ZNCDebug.h>