Add stat -m
--- busybox-1.11.0/coreutils/stat.c
+++ busybox-1.11.0/coreutils/stat.c
@@ -14,12 +14,14 @@
  */
 
 #include "libbb.h"
+#include <linux/fs.h>
 
 /* vars to control behavior */
 #define OPT_FILESYS     (1 << 0)
 #define OPT_TERSE       (1 << 1)
 #define OPT_DEREFERENCE (1 << 2)
-#define OPT_SELINUX     (1 << 3)
+#define OPT_MAP         (1 << 3)
+#define OPT_SELINUX     (1 << 4)
 
 #if ENABLE_FEATURE_STAT_FORMAT
 typedef bool (*statfunc_ptr)(const char *, const char *);
@@ -345,6 +347,26 @@
 
 /* Stat the file system and print what we find.  */
 #if !ENABLE_FEATURE_STAT_FORMAT
+#define do_mapfile(filename, format) do_mapfile(filename)
+#endif
+static bool do_mapfile(const char *filename, const char *format)
+{
+	int i = 0;
+	int fd = xopen(filename, O_RDONLY);
+
+#if ENABLE_FEATURE_STAT_FORMAT
+	(void) format;
+#endif
+	while (1) {
+		int blk = i++;
+		if (ioctl(fd,FIBMAP,&blk) < 0 || blk == 0) break;
+		printf("%u\n",blk);
+	}	
+	return 1;
+}
+
+/* Stat the file system and print what we find.  */
+#if !ENABLE_FEATURE_STAT_FORMAT
 #define do_statfs(filename, format) do_statfs(filename)
 #endif
 static bool do_statfs(const char *filename, const char *format)
@@ -632,13 +654,15 @@
 	int ok = 1;
 	statfunc_ptr statfunc = do_stat;
 
-	getopt32(argv, "ftL"
+	getopt32(argv, "ftLm"
 		USE_SELINUX("Z")
 		USE_FEATURE_STAT_FORMAT("c:", &format)
 	);
 
 	if (option_mask32 & OPT_FILESYS) /* -f */
 		statfunc = do_statfs;
+	if (option_mask32 & OPT_MAP) /* -m */
+		statfunc = do_mapfile;
 	if (argc == optind)           /* files */
 		bb_show_usage();
 

--- busybox-1.11.0/include/usage.h
+++ busybox-1.11.0/include/usage.h
@@ -3711,6 +3711,7 @@
 	) \
      "\n	-f	Display filesystem status" \
      "\n	-L	Dereference links" \
+     "\n	-m	Display block list" \
      "\n	-t	Display info in terse form" \
 	USE_SELINUX( \
      "\n	-Z	Print security context" \