For PR351:
* Add checks for sterror and strerror_r functions
* Add check to determine if /dev/zero is needed for allocating RWX memory.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19148 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed