1#!/bin/sh23trap 'rm -f $tmp1 tmp2 f f?' EXIT4trap 'exit $?' HUP INT TERM56tmp1=tmp1.$$78touch -t 200711121015 f1 f29touch -t 200711121016 f10touch -t 200711121017 f31112($EXEC scc make -f- > $tmp1 2>&1) <<'EOF'13f: f1 f2 f314 @echo $?15EOF1617diff $tmp1 - <<EOF18f319EOF