lorder: produce locale-independent symbol ordering

Found by the Debian reproducible builds effort -- Debian bug 830259.

Reported by:	Reiner Herrmann <reiner@reiner-h.de>
Approved by:	re (gjb)
Sponsored by:	The FreeBSD Foundation

usr.bin/lorder/lorder.sh

@@ -73,6 +73,7 @@ ${NM} ${NMFLAGS} -go $* | sed "
 	d
 "
 
+export LC_ALL=C
 # eliminate references that can be resolved by the same library.
 if [ $(expr "$*" : '.*\.a[[:>:]]') -ne 0 ]; then
 	sort -u -o $S $S