Index: head/Makefile.inc1
===================================================================
--- head/Makefile.inc1
+++ head/Makefile.inc1
@@ -62,6 +62,8 @@
 .if defined(CROSS_TOOLCHAIN)
 .if exists(${LOCALBASE}/share/toolchains/${CROSS_TOOLCHAIN}.mk)
 .include "${LOCALBASE}/share/toolchains/${CROSS_TOOLCHAIN}.mk"
+.elif exists(/usr/share/toolchains/${CROSS_TOOLCHAIN}.mk)
+.include "/usr/share/toolchains/${CROSS_TOOLCHAIN}.mk"
 .elif exists(${CROSS_TOOLCHAIN})
 .include "${CROSS_TOOLCHAIN}"
 .else