btrfs-progs: mkfs: detect version of running kernel

Use the uname syscall and parse the string.

Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/utils.h b/utils.h
index 117fed8e..d382534f 100644
--- a/utils.h
+++ b/utils.h
@@ -109,6 +109,8 @@ void btrfs_list_all_fs_features(u64 mask_disallowed);
 char* btrfs_parse_fs_features(char *namelist, u64 *flags);
 void btrfs_process_fs_features(u64 flags);
 void btrfs_parse_features_to_string(char *buf, u64 flags);
+void print_kernel_version(FILE *stream, u32 version);
+u32 get_running_kernel_version(void);
 
 struct btrfs_mkfs_config {
 	char *label;