1 files changed, 21 insertions, 0 deletions
diff --git a/src/sysdeps/trystrcasestr.c b/src/sysdeps/trystrcasestr.c
new file mode 100644
index 0000000..f362202
--- /dev/null
+++ b/src/sysdeps/trystrcasestr.c
@@ -0,0 +1,21 @@
+/* ISC license. */
+
+#undef _POSIX_C_SOURCE
+#undef _XOPEN_SOURCE
+
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+#ifndef _BSD_SOURCE
+#define _BSD_SOURCE
+#endif
+#ifndef _NETBSD_SOURCE
+#define _NETBSD_SOURCE
+#endif
+
+#include <string.h>
+
+int main (void)
+{
+  return !strcasestr("foobar", "bar") ;
+}