ru 275ce72a91 o Back out rev 1.4 - reallocf() failure clobbers existing `environ'.
o Do not override `environ' if realloc() fails, leave it intact.
o Set `alloced' only when memory is actually allocated.

PR:		bin/5604 (2nd part)
Reviewed by:	bde
2000-01-27 16:12:03 +00:00
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