Index: uspace/drv/meson.build
===================================================================
--- uspace/drv/meson.build	(revision 5fd058627a2a82b1aeb8a700591a61bb67d8e212)
+++ uspace/drv/meson.build	(revision 5f176da24d28494c81340ae9aed9fb8d6d7a36fa)
@@ -64,5 +64,5 @@
 
 # sun4u driver won't compile on 32-bit targets
-if h_arch == 'sparc64'
+if UARCH == 'sparc64'
 	drvs += 'platform/sun4u'
 endif