https://gitlab.synchro.net/main/sbbs/-/commit/62c8638b8f2e4eecaef0cbee
Modified Files:
	src/comio/comio_nix.c src/conio/cterm.c curs_cio.c src/sbbs3/zmodem.c src/syncterm/modem.c rlogin.c term.c src/xpdev/genwrap.c
Log Message:
Some low-hanging fruit Coverity issues

These are either correct and trivial to fix, or false positives,
but fixing is easy enough that it's not a problem.
--- SBBSecho 3.23-Linux