how to build against an older SDK - library not found for -lcrt1.10.6.o

Wed Nov 15 16:49:38 UTC 2017

On Nov 14, 2017, at 19:14, Ken Cunningham wrote:

> I'm trying to write up a Portfile (for TenFourFox) that requires building against an older SDK (10.4u) and I'm on 10.6 Intel.
> 
> It's easy enough to pass in the sysroot
> 
> 	configure.cxxflags-append -isysroot ${developer_dir}/SDKs/MacOSX10.4u.sdk
> 	configure.cflags-append -isysroot ${developer_dir}/SDKs/MacOSX10.4u.sdk
> 	configure.cppflags-append -isysroot ${developer_dir}/SDKs/MacOSX10.4u.sdk

You don't need to do that manually. Just set "configure.sdk_version 10.4"; MacPorts then adds the right -isysroot flags for you.