CVS renato: Fixed compiler warnings

[FVWM CVS]

CVSROOT:        /home/cvs/fvwm
Module name:    fvwm
Changes by:     renato  07/08/28 09:43:50

Modified files:
        .              : ChangeLog 
        fvwm           : builtins.c 
        libs           : Flocale.c 

Log message:
Fixed compiler warnings