* configure.in: i386lynx_coff_vec requires coff-i386lynx.o.
* coff-i386lynx.c: New file, defines Lynx target vector and name,
includes coff-i386.c.
* coff-i386.c (i386coff_vec): Allow redefinition of target vector
symbol and name, if TARGET_SYM and/or TARGET_NAME are defined.
* i386lynx.c: Remove coff vector definition entirely.
(lynx_32_swap_ext_reloc_in): Define.
(lynx_32_swap_std_reloc_in): Define, get reloc bits in i386
Lynx-specific way.
(lynx_32_swap_ext_reloc_out): Define.
(lynx_32_swap_std_reloc_out): Define.
(lynx_32_slurp_reloc_table): Define, call Lynx swapping fns.
(lynx_32_squirt_out_relocs): Define, call Lynx swapping fns.
(lynx_32_canonicalize_reloc): Define, call Lynx swapping fns.
(WRITE_HEADERS): Define, call Lynx swapping fns.
* config/i386-lynx.mt (SELECT_VECS): Remove redundant vector.