--- mtools-3.9.9/scripts/mcomp.noargs	2003-05-22 12:22:42.000000000 +0100
+++ mtools-3.9.9/scripts/mcomp	2003-05-22 13:09:05.000000000 +0100
@@ -1,5 +1,12 @@
 #!/bin/sh
 
+if [ $# -lt 2 ]; then
+  echo "usage: $0 [-bspanvmQT] [-D clash_option] sourcefile targetfile"
+  echo "       $0 [-bspanvmQT] [-D clash_option] sourcefile [ sourcefiles... ]"
+  echo "             targetdirectoryopy [-tnvm] MSDOSsourcefile"
+  exit 1
+fi
+
 dosfile=$1
 shift