# svn status
M       bin/rm/rm.c

Index: bin/rm/rm.c
===================================================================
--- bin/rm/rm.c	(revision 242874)
+++ bin/rm/rm.c	(working copy)
@@ -385,7 +385,13 @@
 				if (Pflag)
 					if (!rm_overwrite(f, &sb))
 						continue;
-				rval = unlink(f);
+				/* If the file cannot be removed due to
+				 * quota, truncate and try again.
+				 */
+				if ((rval = unlink(f)) == EDQUOT) {
+					if ((rval = truncate(f, 0)) == 0)
+						rval = unlink(f);
+				}
 			}
 		}
 		if (rval && (!fflag || errno != ENOENT)) {