em: 82543 and 82542 could only suport 256 TX/RX descriptors
libz: Fix typo on Symbol map

This typo was discovered as fallout from a dports test run meant to
verify the new versioned system libraries.
libncurses: Include symbols for wide character support
libbz2: Add two missing private symbols to the map
Merge branch 'master' into gsocdrm_alter