Patch by Jason Bucata to fix gcc4 issues.

http://bugs.gentoo.org/102311

--- trek/getpar.h
+++ trek/getpar.h
@@ -35,6 +35,9 @@
  *	@(#)getpar.h	8.1 (Berkeley) 5/31/93
  */
 
+#ifndef __GETPAR_H_
+#define __GETPAR_H_
+
 typedef void (*cmdfun) __P((int));
 struct cvntab		/* used for getcodpar() paramater list */
 {
@@ -52,3 +55,6 @@
 int testnl __P((void));
 void skiptonl __P((int));
 int readdelim __P((int));
+
+#endif /*__GETPAR_H_*/
+
--- trek/trek.h
+++ trek/trek.h
@@ -35,6 +35,13 @@
  *	@(#)trek.h	8.1 (Berkeley) 5/31/93
  */
 
+/* For struct cvntab definition, which is now required for 
+ * Skitab and Lentab below.  gcc 4.0 and later will emit
+ * "array type has incomplete element type" errors otherwise.
+ * -- Jason Bucata (jbucata@tulsaconnect.com), 12-AUG-2005
+ */
+#include "getpar.h"
+
 /*
 **  Global Declarations
 **