-int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
-void boot_prep_vxworks(bootm_headers_t *images);
-void boot_jump_vxworks(bootm_headers_t *images);
+int do_bootvx(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]);
+void boot_prep_vxworks(struct bootm_headers *images);
+void boot_jump_vxworks(struct bootm_headers *images);