@@ -341,13 +341,15 @@
 
 	return dtable->buckets[i]->buckets[j];
 #endif
 }
 
-extern void OF_NO_RETURN_FUNC objc_error(const char *_Nonnull file,
-    unsigned int line, const char *_Nonnull format, ...);
-#define OBJC_ERROR(...) objc_error(__FILE__, __LINE__, __VA_ARGS__)
+extern void OF_NO_RETURN_FUNC objc_error(const char *_Nonnull title,
+    const char *_Nonnull format, ...);
+#define OBJC_ERROR(...)							\
+	objc_error("ObjFWRT @ " __FILE__ ":" OF_STRINGIFY(__LINE__),	\
+	    __VA_ARGS__)
 
 #if defined(OF_ELF)
 # if defined(OF_X86_64) || defined(OF_X86) || defined(OF_POWERPC) || \
     defined(OF_ARM64) || defined(OF_ARM) || \
     defined(OF_MIPS64_N64) || defined(OF_MIPS) || \