util: Disable memstream for Apple builds
Not all SDK versions support open_memstream. Maybe some other day.
Fixes: af8d488e ("util,ac,aco,radv: Cross-platform memstream API")
Reported here: !7143 (comment 740749)
Not all SDK versions support open_memstream. Maybe some other day.
Fixes: af8d488e ("util,ac,aco,radv: Cross-platform memstream API")
Reported here: !7143 (comment 740749)