Unnecessary.
 [rsc] --rw-rw-r-- M 663948 glenda sys 22081 Dec 21 08:20 sys/src/cmd/tar.c
	/n/sourcesdump/2005/1221/plan9/sys/src/cmd/tar.c:1023,1029 - 
	/n/sourcesdump/2005/1222/plan9/sys/src/cmd/tar.c:1023,1028
	  	int errflg = 0;
	  	char *ret = nil;
	  
	- 	quotefmtinstall();
	  	fmtinstall('M', dirmodefmt);
	  
	  	TARGBEGIN {