loadtools: Mot C155 turns out to have the same flash partition quirks as the flash chip on TI's D-Sample c155.config changed to use the fixed 28f640w30b config instead of CFI, and a bit of C code in fc-loadtool had to be changed too so that flash erase-program-boot still works.

/*
 * External function definitions
 * for routines described in string(3).
 */
char	*strcat();
char	*strncat();
int	strcmp();
int	strncmp();
int	strcasecmp();
int	strncasecmp();
char	*strcpy();
char	*strncpy();
int	strlen();
char	*index();
char	*rindex();