--- /n/sources/sys/src/cmd/ar.c	2010-01-21 16:16:47.000000000 -0800
+++ ar.c	2011-05-05 03:15:19.000000000 -0700
@@ -827,8 +827,6 @@
 	Bseek(&b,seek(fd,0,1), 0);

 	len = symdefsize;
-	if(len&01)
-		len++;
 	sprint(a.date, "%-12ld", time(0));
 	sprint(a.uid, "%-6d", 0);
 	sprint(a.gid, "%-6d", 0);
@@ -842,6 +840,8 @@
 	if(HEADER_IO(Bwrite, &b, a))
 			wrerr();

+	if(len&01)
+		len++;
 	len += Boffset(&b);
 	if (astart) {
 		wrsym(&b, len, astart->sym);
@@ -855,7 +855,7 @@
 		wrsym(&b, len, aend->sym);

 	if(symdefsize&0x01)
-		Bputc(&b, 0);
+		Bputc(&b, '\n');
 	Bterm(&b);
 }

@@ -1121,10 +1121,12 @@
 	if(HEADER_IO(write, fd, bp->hdr))
 		return 0;
 	len = bp->size;
-	if (len & 01)
-		len++;
 	if (write(fd, bp->member, len) != len)
 		return 0;
+	if (len & 01) {
+		if(write(fd, "\n", 1) != 1)
+			return 0;
+	}
 	return 1;
 }