btrfs-progs: treewide: Fix missing declarations

Found using -Wmissing-prototypes in GCC.  This should improve LTO
behavior.

Note that set_free_space_tree_thresholds is an unused function. Adding
inline seems to remove the unused function warning.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Rosen Penev <rosenp@gmail.com>
Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/utils.h b/utils.h
index b6c00cfa..7c5eb798 100644
--- a/utils.h
+++ b/utils.h
@@ -29,6 +29,7 @@
 #include "sizes.h"
 #include "messages.h"
 #include "ioctl.h"
+#include "fsfeatures.h"
 
 #define BTRFS_SCAN_MOUNTED	(1ULL << 0)
 #define BTRFS_SCAN_LBLKID	(1ULL << 1)