Mac build failed

[sammy007]

Hi, after latest changes from @NoodleDoodleNoodleDoodleNoodleDoodleNoo I can't build monero on osx.

[ 37%] Building CXX object src/CMakeFiles/cryptonote_core.dir/cryptonote_core/checkpoints.cpp.o
[ 38%] Building C object src/CMakeFiles/crypto.dir/crypto/slow-hash.c.o
/tmp/bitmonero-OhJz/src/crypto/slow-hash.c:308:35: error: use of undeclared identifier 'MAP_ANONYMOUS'
                    MAP_PRIVATE | MAP_ANONYMOUS | MAP_HUGETLB, 0, 0);
                                  ^
/tmp/bitmonero-OhJz/src/crypto/slow-hash.c:308:51: error: use of undeclared identifier 'MAP_HUGETLB'
                    MAP_PRIVATE | MAP_ANONYMOUS | MAP_HUGETLB, 0, 0);
                                                  ^
2 errors generated.
make[3]: *** [src/CMakeFiles/crypto.dir/crypto/slow-hash.c.o] Error 1
make[2]: *** [src/CMakeFiles/crypto.dir/all] Error 2
make[2]: *** Waiting for unfinished jobs....

sammy007/homebrew-cryptonight#3

[sammy007]

Fixed.