Mcol col.c /^main(argc, argv)$/
PUTC col.c /^#define PUTC(ch) \\$/
alloc_line col.c /^alloc_line()$/
flush_blanks col.c /^flush_blanks()$/
flush_line col.c /^flush_line(l)$/
flush_lines col.c /^flush_lines(nflush)$/
free_line col.c /^free_line(l)$/
warn col.c /^warn(line)$/
xmalloc col.c /^xmalloc(p, size)$/