Pass variables prefixed with both LD_ and LD_32_ to the run-time linker. This prevents unintentional execution of programs when running ldd(1) on 32-bit Linux binaries.
Pass variables prefixed with both LD_ and LD_32_ to the run-time linker.
This prevents unintentional execution of programs when running ldd(1) on
32-bit Linux binaries.

PR:		175339, 127276
Suggested by:	kib, rstone
Reviewed by:	kib
MFC after:	2 weeks

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