##-
# Author: Brian Tiffin
# Dedicated to the public domain
#
# Date: October 2016
# Modified: 2016-10-27/10:36-0400
##+
#
# errno.icn, demonstrate the POSIX volatile &errno value
#
procedure main()
    # attempt POSIX operation on non existent file
    write("attempt readlink on non-existent-file")
    readlink("non-existent-file")
    write("&errno: ", &errno)
    write("errno 2 is ENOENT (No such file or directory) in Linux")
end