--- /dev/null
+#include <strings.h>
+#define T(t) (t*)0;
+static void f()
+{
+T(size_t)
+T(locale_t)
+#ifdef _XOPEN_SOURCE
+int(*p_ffs)(int) = ffs;
+#endif
+int(*p_strcasecmp)(const char*,const char*) = strcasecmp;
+int(*p_strcasecmp_l)(const char*,const char*,locale_t) = strcasecmp_l;
+int(*p_strncasecmp)(const char*,const char*,size_t) = strncasecmp;
+int(*p_strncasecmp_l)(const char*,const char*,size_t,locale_t) = strncasecmp_l;
+}