More cleanups of the include files

- centralizing to simplify the -I's required to compile

src/include/nodes/readfuncs.h

@@ -0,0 +1,27 @@
+/*-------------------------------------------------------------------------
+ *
+ * readfuncs.h--
+ *    header file for read.c and readfuncs.c. These functions are internal
+ *    to the stringToNode interface and should not be used by anyone else.
+ *
+ * Copyright (c) 1994, Regents of the University of California
+ *
+ * $Id: readfuncs.h,v 1.1 1996/08/28 01:57:47 scrappy Exp $
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef	READFUNCS_H
+#define	READFUNCS_H
+
+/*
+ * prototypes for functions in read.c (the lisp token parser)
+ */
+extern char *lsptok(char *string, int *length);
+extern void *nodeRead(bool read_car_only);
+
+/*
+ * prototypes for functions in readfuncs.c 
+ */
+extern Node *parsePlanString();
+
+#endif	/* READFUNCS_H */