using printf.
* coff-z8k.c (rtype2howto): Likewise.
* coffcode.h (dummy_reloc16_extra_cases): Likewise.
* elf32-i386.c (TRACE): Likewise.
* hp300hpux.c (convert_sym_type, swap_std_reloc_in): Likewise.
* rs6000-core.c (rs6000coff_get_section_contents): Likewise.
* coffgen.c (coff_print_symbol): Do an fprintf to the file
argument rather than using printf.