Tweak macos build flags

5 jobs for master in 3 minutes and 8 seconds (queued for 3 minutes and 51 seconds)
Status Job ID Name Coverage
  Build
passed #1763
linux docker
build:linux64

00:00:54

passed #1762
mac
build:mac64

00:00:40

passed #1760
autobuild windows
build:windows

00:00:38

passed #1761
autobuild windows
build:windows64

00:00:41

 
  Deploy
passed #1764
autobuild windows manual
upload

00:00:13