Do not mistreat empty arguments to font alternating macros

[mandoc.git] / test-strcasestr.c

diff --git a/test-strcasestr.c b/test-strcasestr.c
index 2ffb420b6bffb6c0fb97ea13064e43d27ad0f306..479ba9138f856f6f8a65446740211abc4db4c440 100644 (file)
--- a/test-strcasestr.c
+++ b/test-strcasestr.c
@@ -1,3 +1,7 @@
+#if defined(__linux__) || defined(__MINT__)
+# define _GNU_SOURCE /* strcasestr() */
+#endif
+
 #include <string.h>
 
 int