--- pkg_libchk.orig	2011-07-16 21:42:34.990085774 +0400
+++ pkg_libchk	2011-07-16 21:45:53.405082081 +0400
@@ -23,6 +23,7 @@
 
 readonly name=pkg_libchk
 readonly version=1.6.1
+readonly osname=`uname -s`
 
 # Use a line break as delimiter.
 IFS='
@@ -206,7 +207,7 @@
 	# We cannot handle non-native binaries,
 	# so assume everything is in order.
 	if ! readelf -e "$1" 2>&1 | \
-		grep -E "^[[:space:]]*OS/ABI:[[:space:]]*UNIX - $OSTYPE\$" \
+		grep -E "^[[:space:]]*OS/ABI:[[:space:]]*UNIX - $osname\$" \
 		> /dev/null
 	then
 		return 2