test for PARENT_SETTID support in clone() of the kernel instead
of testing for presence of NPTL by assuming that sys_futex is only
implemented when its a NPTL patched kernel.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@2061 a5019735-40e9-0310-863c-91ae7b9d1cf9
3 files changed