fix some warnings in mn10300

[Nick Clifton]

Hi Eric,

: 2000-08-31  Eric Christopher  <echristo@cygnus.com>
: 
: 	* config/tc-mn10300.c:  Cleanup and fix warnings.
: 	(md_pseudo_table): Add initializers.
: 	(md_show_usage): Cleanup.
: 	(md_parse_option): Fix warnings.
: 	(md_undefined_symbol): Fix warnings.
: 	(md_conver_frag): Fix warnings.
: 	(tc_gen_reloc): Fix warnings.
: 	(md_apply_fix3): Fix warnings.
: 	(check_operand): Fix warnings.

Approved.

Cheers
	Nick