file_sys_id 110 usr/server/fs/fatfs/fatfs.h uint8_t file_sys_id[8]; file_sys_id 105 usr/server/fs/fatfs/fatfs_vfsops.c if (!strncmp((const char *)bpb->file_sys_id, "FAT12 ", 8)) { file_sys_id 109 usr/server/fs/fatfs/fatfs_vfsops.c } else if (!strncmp((const char *)bpb->file_sys_id, "FAT16 ", 8)) {