del_cmd           893 src/diffviewer/ydiff.c     int add_cmd, del_cmd;
del_cmd           906 src/diffviewer/ydiff.c         del_cmd = 'a';
del_cmd           911 src/diffviewer/ydiff.c         del_cmd = 'd';
del_cmd           937 src/diffviewer/ydiff.c         if (op->cmd == del_cmd)