Index: src/macros.h
==================================================================
--- src/macros.h
+++ src/macros.h
@@ -339,16 +339,18 @@
 	abort();							\
 									\
 	[super dealloc];	/* Get rid of a stupid warning */
 #endif
 
+#define OF_PREPROCESSOR_CONCAT2(a, b) a##b
+#define OF_PREPROCESSOR_CONCAT(a, b) OF_PREPROCESSOR_CONCAT2(a, b)
 #define OF_CONSTRUCTOR(prio)					\
 	static void __attribute__((__constructor__(prio)))	\
-	constructor##__LINE__(void)
+	OF_PREPROCESSOR_CONCAT(constructor, __LINE__)(void)
 #define OF_DESTRUCTOR(prio)					\
 	static void __attribute__((__destructor__(prio)))	\
-	destructor##__LINE__(void)
+	OF_PREPROCESSOR_CONCAT(destructor, __LINE__)(void)
 
 static OF_INLINE uint16_t OF_CONST_FUNC
 OF_BSWAP16_CONST(uint16_t i)
 {
 	return (i & UINT16_C(0xFF00)) >> 8 |