Index: uspace/lib/libc/Makefile.toolchain
===================================================================
--- uspace/lib/libc/Makefile.toolchain	(revision fcd7053c1b7bca76e2258a6b2b5ce5b3b416f00f)
+++ uspace/lib/libc/Makefile.toolchain	(revision 74bcf5ec1b12e253f7cbddcc3937d8bb13274c4c)
@@ -30,4 +30,11 @@
 LFLAGS = -M -N $(SOFTINT_PREFIX)/libsoftint.a
 AFLAGS =
+
+## Cross-toolchain prefix
+#
+
+ifndef CROSS_PREFIX
+	CROSS_PREFIX = /usr/local
+endif
 
 ## Setup platform configuration