pipecmd            65 user/sh.c        struct pipecmd *pcmd;
pipecmd           102 user/sh.c          pcmd = (struct pipecmd*)cmd;
pipecmd           226 user/sh.c        struct pipecmd *cmd;
pipecmd           370 user/sh.c          cmd = pipecmd(cmd, parsepipe(ps, es));
pipecmd           457 user/sh.c        struct pipecmd *pcmd;
pipecmd           477 user/sh.c          pcmd = (struct pipecmd*)cmd;