fix compilation on macOS#171

Merged

wb2osz merged 4 commits intowb2osz:devfrom

Nov 24, 2018

Commits on Oct 1, 2018

macOS: remove -fslp-vectorize-aggressive as it is deprecated
Jonathan Dahan
committed
macOS: use march=native in build
Jonathan Dahan
committed
macOS: use INSTALLDIR in makefile to find libraries
Jonathan Dahan
committed
macOS: default to latest macOS if version string isnt found
Jonathan Dahan
committed