HelenOS sources

ext4_superblock_get_magic   81 uspace/lib/ext4/include/ext4/superblock.h extern uint16_t ext4_superblock_get_magic(ext4_superblock_t *);
ext4_superblock_get_magic 1250 uspace/lib/ext4/src/superblock.c 	if (ext4_superblock_get_magic(sb) != EXT4_SUPERBLOCK_MAGIC)