annotate __dead

provide a default error function instead of trying to cast exit(3).

Add ereallocarr(3) to libutil

ereallocarr(3) wraps reallocarr(3) and embeds return status validation.

Older version reviewed by <riastradh> and <christos>

add estro{i,u} (Kamil Rytarowski)

Fix failure message for ecalloc.

If malloc, calloc, or realloc returns NULL when a size of 0 was
requested, which is allowed by pertinent standards, honor it instead
of bombing.

Do not do this for calloc(x, y) where x != 0 && y !=

If malloc, calloc, or realloc returns NULL when a size of 0 was
requested, which is allowed by pertinent standards, honor it instead
of bombing.

Do not do this for calloc(x, y) where x != 0 && y != 0 but x*y == 0;
in that case bomb.

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Remove clause 3 and 4 from TNF licenses

add estrndup()

Coverity CID 4159: Don't memset() needlessly.

make this compilable as a tool.

Only use __RCSID if we have it.

Efun source.