rem: _EXPORT int getusername(char * name, uint length)
add: _EXPORT int getusername(char * name, size_t length)
context: _EXPORT int getusername(char * name, uint length){	printf("getusername\n");	if (find_net_setting(NULL, "GLOBAL", "USERNAME", name, length) == NULL)		return B_ERROR;		return strlen(name);}