--- compile.el.~1.504.~	2009-11-26 10:28:08.000000000 +1100
+++ compile.el	2010-02-18 19:39:05.000000000 +1100
@@ -350,7 +350,7 @@
      "^\\([^, \n\t]+\\), line \\([0-9]+\\), char \\([0-9]+\\)[:., \(-]" 1 2 3)
 
     (watcom
-     "\\(\\(?:[a-zA-Z]:\\)?[^:(\t\n]+\\)(\\([0-9]+\\)): ?\
+     "^\\(\\(?:[a-zA-Z]:\\)?[^:(\t\n]+\\)(\\([0-9]+\\)): ?\
 \\(?:\\(Error! E[0-9]+\\)\\|\\(Warning! W[0-9]+\\)\\):"
      1 2 nil (4))