--- src/include/prcserror.h.orig	Sun Feb 27 12:43:05 2000
+++ src/include/prcserror.h	Sun Feb 27 12:45:35 2000
@@ -121,7 +121,7 @@
 
 private:
     operator bool () const { return error(); }
-    operator!();
+    void operator!();
 };
 
 #ifdef PRCS_DEVEL
@@ -183,7 +183,7 @@
 
 private:
     Type _val;
-    operator!();
+    void operator!();
 };
 
 #ifdef PRCS_DEVEL