Reinstate the following change from 2002-03-22, which was
authorPaul Eggert <eggert@twinsun.com>
Mon, 27 May 2002 06:50:39 +0000 (06:50 +0000)
committerPaul Eggert <eggert@twinsun.com>
Mon, 27 May 2002 06:50:39 +0000 (06:50 +0000)
commit8108640c1ea15d92a66ec280776b8ef389b06920
tree9b2ff7422f72174041fbe0c1400116adf5c05fb8
parent2570d28c0543e84db34d176152535382d624adcd
Reinstate the following change from 2002-03-22, which was
inadvertently lost on 2002-04-13.

(main): Use `sort -o TAGFILE TAGFILE' instead of `sort TAGFILE -o
TAGFILE', as POSIX 1003.1-2001 disallows the latter usage.
lib-src/etags.c