Commit 1d82398e9feec224ddb64763001b9d66cd269e83

Paul Eggert 2004-11-21T05:10:10

(__CONCAT): New macro. (getopt, getopt_long, getopt_long_only, optarg, opterr, optind, optopt): Use it instead of invoking ## directly; otherwise, the symbols will be __GETOPT_PREFIXgetopt rather than rpl_getopt.