Amir > https://raw.github.com/amir73il/e2fsprogs-snapshots/next4-stable/contrib/uninit_bg.c > > amir@qalab:~$ gcc -o uninit_bg -lext2fs uninit_bg.c For me, it gives error: $ gcc -o uninit_bg -lext2fs uninit_bg.c uninit_bg.c: In function ‘main’: uninit_bg.c:105:2: error: invalid use of undefined type ‘struct opaque_ext2_group_desc’ uninit_bg.c:105:5: warning: assignment from incompatible pointer type $ I have the latest source code from git://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git but nowhere I can find the full declaration of struct opaque_ext2_group_desc. Am I missing something? I didn't want to bother you for this, but I could not solve the puzzle. Thanks Round -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html