Index: src/OFThread.m
==================================================================
--- src/OFThread.m
+++ src/OFThread.m
@@ -33,10 +33,18 @@
 #endif
 
 #if defined(OF_HAVE_THREADS) && defined(__HAIKU__)
 # include <kernel/OS.h>
 #endif
+
+#ifdef __wii__
+# define BOOL OGC_BOOL
+# define asm __asm__
+# include <ogcsys.h>
+# undef BOOL
+# undef asm
+#endif
 
 #import "OFThread.h"
 #import "OFThread+Private.h"
 #import "OFRunLoop.h"
 #import "OFList.h"
@@ -191,11 +199,16 @@
 	rqtp.tv_nsec = lrint((timeInterval - rqtp.tv_sec) * 1000000000);
 
 	if (rqtp.tv_sec != floor(timeInterval))
 		@throw [OFOutOfRangeException exception];
 
+# ifndef __wii__
 	nanosleep(&rqtp, NULL);
+# else
+	/* Wii has an incompatible nanosleep */
+	nanosleep(&rqtp);
+# endif
 #else
 	if (timeInterval > UINT_MAX)
 		@throw [OFOutOfRangeException exception];
 
 	sleep((unsigned int)timeInterval);

Index: tests/TestsAppDelegate.m
==================================================================
--- tests/TestsAppDelegate.m
+++ tests/TestsAppDelegate.m
@@ -35,13 +35,15 @@
 PSP_MODULE_INFO("ObjFW Tests", 0, 0, 0);
 #endif
 
 #ifdef __wii__
 # define BOOL OGC_BOOL
+# define asm __asm__
 # include <gccore.h>
 # include <wiiuse/wpad.h>
 # undef BOOL
+# undef asm
 #endif
 
 enum {
 	NO_COLOR,
 	RED,