silence more warnings

R=rsc http://codereview.appspot.com/6744056
2012-10-21 12:04:56 -04:00 · 2012-10-21 12:04:56 -04:00 · c5bfba483f
commit c5bfba483f
parent b0ae8a46a0
15 changed files with 279 additions and 271 deletions
--- a/src/cmd/vac/vacfs.c
+++ b/src/cmd/vac/vacfs.c
@ -682,6 +682,7 @@ vacstat(VacFile *parent, VacDir *vd, uchar *p, int np)
 		if(ext == nil)
 			return 0;
 		n = vacfileread(vf, ext, size, 0);
+		USED(n);
 		ext[size] = 0;
 		vacfiledecref(vf);
 		if(vd->mode & ModeLink){