Quell a bunch of compiler warnings

Index: src/include/mod_python.h
===================================================================
RCS file: /cvsroot/modpython/mod_python/src/include/mod_python.h,v
retrieving revision 1.18
diff -u -r1.18 mod_python.h
--- src/include/mod_python.h	3 Jun 2002 14:31:16 -0000	1.18
+++ src/include/mod_python.h	10 Jun 2002 15:44:35 -0000
@@ -119,6 +119,8 @@
 #define SLASH_S "/"
 #endif
 
+PyObject *get_ServerReturn();
+
 /* structure to hold interpreter data */
 typedef struct {
     PyInterpreterState *istate;