Fixed a macOS condition missed by ee08306.
Fixed a macOS condition missed by ee08306.

verizonlabs/mesos,craimbert/mesos,abudnik/mesos,reneploetz/mesos,neilconway/mesos,dforsyth/mesos,zmalik/mesos,verizonlabs/mesos,kaysoky/mesos,andschwa/mesos,abudnik/mesos,neilconway/mesos,craimbert/mesos,zmalik/mesos,chhsia0/mesos,dforsyth/mesos,gsantovena/mesos,yuquanshan/customizedMesos,jpeach/mesos,chhsia0/mesos,dforsyth/mesos,chhsia0/mesos,zmalik/mesos,chhsia0/mesos,abudnik/mesos,yuquanshan/customizedMesos,kaysoky/mesos,andschwa/mesos,Aman-Jain-14/customizedMesos,andschwa/mesos,jpeach/mesos,reneploetz/mesos,gsantovena/mesos,Aman-Jain-14/customizedMesos,andschwa/mesos,andschwa/mesos,asamerh4/mesos,kaysoky/mesos,dforsyth/mesos,chhsia0/mesos,Aman-Jain-14/customizedMesos,andschwa/mesos,reneploetz/mesos,Gilbert88/mesos,abudnik/mesos,Aman-Jain-14/customizedMesos,craimbert/mesos,zmalik/mesos,yuquanshan/customizedMesos,chhsia0/mesos,zmalik/mesos,asamerh4/mesos,kaysoky/mesos,reneploetz/mesos,zmalik/mesos,Gilbert88/mesos,Aman-Jain-14/customizedMesos,gsantovena/mesos,kaysoky/mesos,verizonlabs/mesos,neilconway/mesos,jpeach/mesos,abudnik/mesos,Gilbert88/mesos,yuquanshan/customizedMesos,abudnik/mesos,verizonlabs/mesos,gsantovena/mesos,reneploetz/mesos,asamerh4/mesos,neilconway/mesos,verizonlabs/mesos,dforsyth/mesos,Gilbert88/mesos,kaysoky/mesos,craimbert/mesos,jpeach/mesos,craimbert/mesos,gsantovena/mesos,dforsyth/mesos,yuquanshan/customizedMesos,verizonlabs/mesos,jpeach/mesos,craimbert/mesos,reneploetz/mesos,neilconway/mesos,gsantovena/mesos,chhsia0/mesos,asamerh4/mesos,Gilbert88/mesos,neilconway/mesos,abudnik/mesos,gsantovena/mesos,dforsyth/mesos,Aman-Jain-14/customizedMesos,verizonlabs/mesos,Gilbert88/mesos,yuquanshan/customizedMesos,asamerh4/mesos,yuquanshan/customizedMesos,neilconway/mesos,zmalik/mesos,reneploetz/mesos,Aman-Jain-14/customizedMesos,kaysoky/mesos,andschwa/mesos,asamerh4/mesos,jpeach/mesos,asamerh4/mesos,Gilbert88/mesos,jpeach/mesos,craimbert/mesos