Fix environment variable name to enable jemalloc background threads on Linux. (#3558)
Fix environment variable name to enable jemalloc background threads on Linux. (#3558)


graetzer/arangodb,fceller/arangodb,graetzer/arangodb,fceller/arangodb,graetzer/arangodb,fceller/arangodb,graetzer/arangodb,wiltonlazary/arangodb,wiltonlazary/arangodb,graetzer/arangodb,Simran-B/arangodb,graetzer/arangodb,arangodb/arangodb,wiltonlazary/arangodb,arangodb/arangodb,arangodb/arangodb,wiltonlazary/arangodb,arangodb/arangodb,graetzer/arangodb,graetzer/arangodb,fceller/arangodb,fceller/arangodb,fceller/arangodb,wiltonlazary/arangodb,Simran-B/arangodb,fceller/arangodb,Simran-B/arangodb,arangodb/arangodb,graetzer/arangodb,graetzer/arangodb,arangodb/arangodb,Simran-B/arangodb,Simran-B/arangodb,wiltonlazary/arangodb,arangodb/arangodb,Simran-B/arangodb,graetzer/arangodb,graetzer/arangodb,fceller/arangodb,Simran-B/arangodb,fceller/arangodb,wiltonlazary/arangodb,fceller/arangodb,graetzer/arangodb,wiltonlazary/arangodb,Simran-B/arangodb,Simran-B/arangodb,arangodb/arangodb,Simran-B/arangodb,graetzer/arangodb