Version 2.2 (2022-09-17)
 * use strlcat(3)/strlcpy(3) consistently in favor of
   strncat(3)/strncpy(3)

Version 2.1 (2022-09-16)
 * misc build fixes to accomodate linux (and notably
   linux via homebrew)

Version 2.0 (2022-09-15)
 * support extended regular expressions via regex(3)
 * catch SIGPIPE

Version 1.1 (2022-09-09)
 * support matching any char with '.'
 * minimal wildcard support

Version 1.0 (2022-03-14)
 * add '-V' to print version number
