4.4BSD snapshot (revision 8.1); add 1993 to copyright

ANSI (real bug fix!)

new copyright notice

POSIX signals

not derived from AT&T code; add Berkeley specific header

Add copyright

remove #if's, now in a library

so much...clean up after ralph's merge of wendel and mo code;
purge VMUNIX include since changes for signals make it no longer portable
to systems other than 4.2; fix ventel for no echo strapping; d

so much...clean up after ralph's merge of wendel and mo code;
purge VMUNIX include since changes for signals make it no longer portable
to systems other than 4.2; fix ventel for no echo strapping; do setjmps
instead of assuming interrupted system calls; purge lcmd, if people use

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cleanup

date and time created 83/06/15 12:05:42 by ralph