Index: tests/OFInvocationTests.m
==================================================================
--- tests/OFInvocationTests.m
+++ tests/OFInvocationTests.m
@@ -18,11 +18,11 @@
 #include "config.h"
 
 #include <assert.h>
 #include <string.h>
 
-#ifndef __STDC_NO_COMPLEX__
+#if defined(HAVE_COMPLEX_H) && !defined(__STDC_NO_COMPLEX__)
 # include <complex.h>
 #endif
 
 #import "OFInvocation.h"
 #import "OFMethodSignature.h"
@@ -128,11 +128,11 @@
 {
 	return (d1 + d2 + d3 + d4 + d5 + d6 + d7 + d8 + d9 + d10 + d11 +
 	    d12 + d13 + d14 + d15 + d16) / 16;
 }
 
-#ifndef __STDC_NO_COMPLEX__
+#if defined(HAVE_COMPLEX_H) && !defined(__STDC_NO_COMPLEX__)
 - (complex double)invocationTestMethod6: (complex float)c1
 				       : (complex double)c2
 				       : (complex float)c3
 				       : (complex double)c4
 				       : (complex float)c5
@@ -398,11 +398,11 @@
 		TEST(@"-[invoke] #4", R([invocation invoke]) &&
 		    R([invocation getReturnValue: &longDoubleResult]) &&
 		    longDoubleResult == 8.5)
 	}
 
-# ifndef __STDC_NO_COMPLEX__
+# if defined(HAVE_COMPLEX_H) && !defined(__STDC_NO_COMPLEX__)
 	/* -[invoke] #5 */
 	selector = @selector(invocationTestMethod6::::::::::::::::);
 	invocation = [OFInvocation invocationWithMethodSignature:
 	    [self methodSignatureForSelector: selector]];