auto_bignum
machine_code
dynamic_modules
threads
out-of-band_data
Bz2
GL
GLUT
GSSAPI
Gettext
Gmp
Gz
HTTPAccept
Image.FreeType
Image.GIF
Image.JPEG
Image.PNG
Image.TIFF
Image.XFace
Java
Java.NATIVE_METHODS
Kerberos
MIME
Mysql
Nettle
PGsql
Regexp.PCRE
Regexp.PCRE.Widestring
SQLite
Standards.JSON
WhiteFish
Yp