tfix warnings - plan9port - [fork] Plan 9 from user space
 (HTM) git clone git://src.adamsgaard.dk/plan9port
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       ---
 (DIR) commit f93c7b2dc81603960e32568befcbc63679ba91aa
 (DIR) parent 510f0dbf6b829ebf119288dbdcef92d874bbf651
 (HTM) Author: rsc <devnull@localhost>
       Date:   Fri, 11 Feb 2005 21:18:00 +0000
       
       fix warnings
       
       Diffstat:
         M src/cmd/tar.C                       |       3 ++-
       
       1 file changed, 2 insertions(+), 1 deletion(-)
       ---
 (DIR) diff --git a/src/cmd/tar.C b/src/cmd/tar.C
       t@@ -18,7 +18,8 @@
         * keyletters and options.
         */
        #define        TARGBEGIN {\
       -        (argv0 || (argv0 = *argv)), argv++, argc--;\
       +        __fixargv0(); if(!argv0) argv0=*argv; \
       +        argv++, argc--; \
                if (argv[0]) {\
                        char *_args, *_argt;\
                        Rune _argc;\