* config/m68k/xm-sun3os4.h: Remove malloc declarations, they
are handled via autoconf now.
* remote.c (remote_ops, extended_remote_ops): Replace static
forward declaration by moving the static definition to the top of
the file, for old K&R compilers.
* tracepoint.c (collect_symbol, trace_start_command):
Replace ANSI string concatenation with K&R compatible simple string.
