sed: use warn()/err() where appropriate

Use warn()/err() instead of sed's homegrown warning()/error() for
things other than parser problems. The warning()/error() functions
display the file and lin

sed: use warn()/err() where appropriate

Use warn()/err() instead of sed's homegrown warning()/error() for
things other than parser problems. The warning()/error() functions
display the file and line number in addition to the error message.
This also removes of the COMPILE/FATAL argument to error() since
now all calls to error() are for compilation/parsing issues.
OK op@ espie@

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spelling fixes; from paul tagliamonte
amendments to his diff are noted on tech

Fix sign compare warnings; OK martijn@

Split error() into error() and warning() so error() can be marked __dead to
appease gcc.

ok procter@ deraadt@

Tidy up error() levels: merge COMPILE and COMPILE2, and kill ERROR (unused)

ok tobias@

add -i flag to sed to do in-place editing; mostly based on freebsd

feedback/ok deraadt@ millert@

Make some $OpenBSD$ lines prettier/standardier by eliminating
superflous '*' after '/*' and adding blank after terminating '$'.
Also eases parsing of the lines by simple awk scripts.

Aesthetic appro

Make some $OpenBSD$ lines prettier/standardier by eliminating
superflous '*' after '/*' and adding blank after terminating '$'.
Also eases parsing of the lines by simple awk scripts.

Aesthetic approval from tedu@.

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Move memory allocation closer to where it is needed. Also make
a distinction between len and size. OK deraadt@

Remove the advertising clause in the UCB license which Berkeley
rescinded 22 July 1999. Proofed by myself and Theo.

rcsid

initial import of NetBSD tree