Macros in ddb

• CTRL ddb/db_input.c:73
• db_find_sym_and_offset ddb/db_sym.h:105
• db_find_xtrn_sym_and_offset ddb/db_sym.h:109
• db_get_aout_symtab ddb/db_aout.c:79
• isspace ddb/db_input.c:74
• NEXT_TAB ddb/db_output.c:86