--- a/include/ftw.h
+++ b/include/ftw.h
@@ -20,6 +20,14 @@
 #define FTW_MOUNT 2
 #define FTW_CHDIR 4
 #define FTW_DEPTH 8
+
+#ifdef _GNU_SOURCE
+#define FTW_ACTIONRETVAL 16
+#define FTW_CONTINUE 0
+#define FTW_STOP 1
+#define FTW_SKIP_SUBTREE 2
+#define FTW_SKIP_SIBLINGS 3
+#endif
 
 struct FTW {
 	int base;
--- a/src/misc/nftw.c
+++ b/src/misc/nftw.c
@@ -1,3 +1,8 @@
+#define FTW_ACTIONRETVAL 16
+#define FTW_CONTINUE 0
+#define FTW_STOP 1
+#define FTW_SKIP_SUBTREE 2
+#define FTW_SKIP_SIBLINGS 3
 #include <ftw.h>
 #include <dirent.h>
 #include <sys/stat.h>
@@ -58,8 +58,20 @@
 	lev.level = new.level;
 	lev.base = h ? h->base : (name=strrchr(path, '/')) ? name-path : 0;
 
-	if (!(flags & FTW_DEPTH) && (r=fn(path, &st, type, &lev)))
-		return r;
+	if (!(flags & FTW_DEPTH) && (r=fn(path, &st, type, &lev))) {
+		if (flags & FTW_ACTIONRETVAL)
+			switch (r) {
+				case FTW_SKIP_SUBTREE:
+					h = NULL;
+				case FTW_CONTINUE:
+					break;
+				case FTW_SKIP_SIBLINGS:
+				case FTW_STOP:
+					return r;
+			}
+		else
+			return r;
+	}
 
 	for (; h; h = h->chain)
 		if (h->dev == st.st_dev && h->ino == st.st_ino)
@@ -82,7 +94,10 @@
 				strcpy(path+j+1, de->d_name);
 				if ((r=do_nftw(path, fn, fd_limit-1, flags, &new))) {
 					closedir(d);
-					return r;
+					if ((flags & FTW_ACTIONRETVAL) && r == FTW_SKIP_SIBLINGS)
+						break;
+					else
+						return r;
 				}
 			}
 			closedir(d);
@@ -93,8 +108,16 @@
 	}
 
 	path[l] = 0;
-	if ((flags & FTW_DEPTH) && (r=fn(path, &st, type, &lev)))
-		return r;
+	if ((flags & FTW_DEPTH) && (r=fn(path, &st, type, &lev))) {
+		if (flags & FTW_ACTIONRETVAL)
+			switch (r) {
+				case FTW_SKIP_SIBLINGS:
+				case FTW_STOP:
+					return r;
+			}
+		else
+			return r;
+	}
 
 	return 0;
 }