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CVS commit: src/lib/libc/gen

Module Name:    src
Committed By:   dsl
Date:           Sat Aug 18 15:04:53 UTC 2012

Modified Files:
        src/lib/libc/gen: arc4random.c

Log Message:
Change the logic used for thread locking to make the code more readable.
The effect on the object code is to replace a function call with a
  branch that will predict correctly in the non-threaded case.
Minor optimise of some other paths.

To generate a diff of this commit:
cvs rdiff -u -r1.15 -r1.16 src/lib/libc/gen/arc4random.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

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