Break out objc_call, objc_type
Compile .c files
Pass call to parse_type()
Move type parsing to objc-type.c
Rename parse_type() -> parse_next_type()
Allocate memory from a per-call pool.
Make note for contributing to gambit
Allocate parameter space from the pool
Allocate return value and ffi type array from pool
Allocate structure elements from the pool
Another idea for contributing to gambit
Think about future releases
Missing @