* env.c (gomp_nthreads_var): Change to unsigned long.

        (gomp_run_sched_chunk): Likewise.
        (parse_unsigned_long): Rename from parse_num_threads and generalize.
        (initialize_env): Initialize gomp_thread_attr.
        * libgomp.h (gomp_nthreads_var): Update decl.
        (gomp_run_sched_chunk): Likewise.
        (gomp_thread_attr): Declare.
        * team.c (gomp_thread_attr): Export.
        (initialize_team): Don't initialize it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@114525 138bc75d-0d04-0410-961f-82ee72b054a4