HelenOS sources

EXT4_FEATURE_INCOMPAT_64BIT  219 uspace/lib/ext4/include/ext4/types.h 	EXT4_FEATURE_INCOMPAT_64BIT | \
EXT4_FEATURE_INCOMPAT_64BIT 1032 uspace/lib/ext4/src/filesystem.c 		    EXT4_FEATURE_INCOMPAT_64BIT)) &&
HelenOS homepage, sources at GitHub