diff --git a/mach/sparc_solaris/libsys/cerror.s b/mach/sparc_solaris/libsys/cerror.s
index ad5910523..ef301c593 100644
--- a/mach/sparc_solaris/libsys/cerror.s
+++ b/mach/sparc_solaris/libsys/cerror.s
@@ -1,4 +1,4 @@
-.global $errno, cerror, _cerror
+.global $errno, cerror, _cerror, errno
 
 .type _cerror, #function
 
@@ -16,3 +16,5 @@ _cerror:
 .section ".data"
 $errno:
 	.long	0
+errno:
+	.long	0