tree f819a7cef393ab203a738a1da01cb6223675f8de
parent 644d414bc9ab52efbbf7ebeb350170106ec1f937
author Jason Evans <je@fb.com> 1397588988 -0700
committer Jason Evans <je@fb.com> 1397588988 -0700

Make dss non-optional, and fix an "arena.<i>.dss" mallctl bug.

Make dss non-optional on all platforms which support sbrk(2).

Fix the "arena.<i>.dss" mallctl to return an error if "primary" or
"secondary" precedence is specified, but sbrk(2) is not supported.