6 files changed, 107 insertions, 56 deletions

diff --git a/include/applets.src.h b/include/applets.src.h
index 252a060fb..597b1c9a6 100644
--- a/include/applets.src.h
+++ b/include/applets.src.h
@@ -70,12 +70,12 @@ INSERT
 IF_TEST(APPLET_NOFORK([,  test, BB_DIR_USR_BIN, BB_SUID_DROP, test))
 IF_TEST(APPLET_NOFORK([[, test, BB_DIR_USR_BIN, BB_SUID_DROP, test))
 IF_ACPID(APPLET(acpid, BB_DIR_SBIN, BB_SUID_DROP))
-IF_ADDGROUP(APPLET(addgroup, BB_DIR_BIN, BB_SUID_DROP))
-IF_ADDUSER(APPLET(adduser, BB_DIR_BIN, BB_SUID_DROP))
+IF_ADDGROUP(APPLET(addgroup, BB_DIR_USR_SBIN, BB_SUID_DROP))
+IF_ADDUSER(APPLET(adduser, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_ADJTIMEX(APPLET(adjtimex, BB_DIR_SBIN, BB_SUID_DROP))
 IF_AR(APPLET(ar, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_ARP(APPLET(arp, BB_DIR_SBIN, BB_SUID_DROP))
-IF_ARPING(APPLET(arping, BB_DIR_USR_BIN, BB_SUID_DROP))
+IF_ARPING(APPLET(arping, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_AWK(APPLET_NOEXEC(awk, awk, BB_DIR_USR_BIN, BB_SUID_DROP, awk))
 IF_BASENAME(APPLET_NOFORK(basename, basename, BB_DIR_USR_BIN, BB_SUID_DROP, basename))
 IF_BBCONFIG(APPLET(bbconfig, BB_DIR_BIN, BB_SUID_DROP))
@@ -86,7 +86,7 @@ IF_BZIP2(APPLET(bzip2, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_CAL(APPLET(cal, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_CAT(APPLET_NOFORK(cat, cat, BB_DIR_BIN, BB_SUID_DROP, cat))
 IF_CATV(APPLET(catv, BB_DIR_BIN, BB_SUID_DROP))
-IF_CHAT(APPLET(chat, BB_DIR_USR_BIN, BB_SUID_DROP))
+IF_CHAT(APPLET(chat, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_CHATTR(APPLET(chattr, BB_DIR_BIN, BB_SUID_DROP))
 IF_CHCON(APPLET(chcon, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_CHGRP(APPLET_NOEXEC(chgrp, chgrp, BB_DIR_BIN, BB_SUID_DROP, chgrp))
@@ -111,8 +111,8 @@ IF_CUT(APPLET_NOEXEC(cut, cut, BB_DIR_USR_BIN, BB_SUID_DROP, cut))
 IF_DC(APPLET(dc, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_DD(APPLET_NOEXEC(dd, dd, BB_DIR_BIN, BB_SUID_DROP, dd))
 IF_DEALLOCVT(APPLET(deallocvt, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_DELGROUP(APPLET_ODDNAME(delgroup, deluser, BB_DIR_BIN, BB_SUID_DROP, delgroup))
-IF_DELUSER(APPLET(deluser, BB_DIR_BIN, BB_SUID_DROP))
+IF_DELGROUP(APPLET_ODDNAME(delgroup, deluser, BB_DIR_USR_SBIN, BB_SUID_DROP, delgroup))
+IF_DELUSER(APPLET(deluser, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_DEVFSD(APPLET(devfsd, BB_DIR_SBIN, BB_SUID_DROP))
 IF_DEVMEM(APPLET(devmem, BB_DIR_SBIN, BB_SUID_DROP))
 IF_DF(APPLET(df, BB_DIR_BIN, BB_SUID_DROP))
@@ -136,7 +136,7 @@ IF_EJECT(APPLET(eject, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_ENV(APPLET_NOEXEC(env, env, BB_DIR_USR_BIN, BB_SUID_DROP, env))
 IF_ENVDIR(APPLET_ODDNAME(envdir, chpst, BB_DIR_USR_BIN, BB_SUID_DROP, envdir))
 IF_ENVUIDGID(APPLET_ODDNAME(envuidgid, chpst, BB_DIR_USR_BIN, BB_SUID_DROP, envuidgid))
-IF_ETHER_WAKE(APPLET_ODDNAME(ether-wake, ether_wake, BB_DIR_USR_BIN, BB_SUID_DROP, ether_wake))
+IF_ETHER_WAKE(APPLET_ODDNAME(ether-wake, ether_wake, BB_DIR_USR_SBIN, BB_SUID_DROP, ether_wake))
 IF_EXPAND(APPLET(expand, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_EXPR(APPLET(expr, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_FAKEIDENTD(APPLET(fakeidentd, BB_DIR_USR_SBIN, BB_SUID_DROP))
@@ -144,7 +144,7 @@ IF_FALSE(APPLET_NOFORK(false, false, BB_DIR_BIN, BB_SUID_DROP, false))
 IF_FBSET(APPLET(fbset, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_FBSPLASH(APPLET(fbsplash, BB_DIR_SBIN, BB_SUID_DROP))
 IF_FDFLUSH(APPLET_ODDNAME(fdflush, freeramdisk, BB_DIR_BIN, BB_SUID_DROP, fdflush))
-IF_FDFORMAT(APPLET(fdformat, BB_DIR_USR_BIN, BB_SUID_DROP))
+IF_FDFORMAT(APPLET(fdformat, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_FDISK(APPLET(fdisk, BB_DIR_SBIN, BB_SUID_DROP))
 IF_FGCONSOLE(APPLET(fgconsole, BB_DIR_USR_BIN, BB_SUID_DROP))
 /* Benefits from suid root: better access to /dev/BLOCKDEVs: */
@@ -182,7 +182,7 @@ IF_HWCLOCK(APPLET(hwclock, BB_DIR_SBIN, BB_SUID_DROP))
 IF_IFCONFIG(APPLET(ifconfig, BB_DIR_SBIN, BB_SUID_DROP))
 IF_IFUPDOWN(APPLET_ODDNAME(ifdown, ifupdown, BB_DIR_SBIN, BB_SUID_DROP, ifdown))
 IF_IFENSLAVE(APPLET(ifenslave, BB_DIR_SBIN, BB_SUID_DROP))
-IF_IFPLUGD(APPLET(ifplugd, BB_DIR_USR_BIN, BB_SUID_DROP))
+IF_IFPLUGD(APPLET(ifplugd, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_IFUPDOWN(APPLET_ODDNAME(ifup, ifupdown, BB_DIR_SBIN, BB_SUID_DROP, ifup))
 IF_INETD(APPLET(inetd, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_INOTIFYD(APPLET(inotifyd, BB_DIR_SBIN, BB_SUID_DROP))
@@ -193,20 +193,20 @@ IF_IONICE(APPLET(ionice, BB_DIR_BIN, BB_SUID_DROP))
  || ENABLE_FEATURE_IP_LINK \
  || ENABLE_FEATURE_IP_TUNNEL \
  || ENABLE_FEATURE_IP_RULE
-IF_IP(APPLET(ip, BB_DIR_BIN, BB_SUID_DROP))
+IF_IP(APPLET(ip, BB_DIR_SBIN, BB_SUID_DROP))
 #endif
-IF_IPADDR(APPLET(ipaddr, BB_DIR_BIN, BB_SUID_DROP))
+IF_IPADDR(APPLET(ipaddr, BB_DIR_SBIN, BB_SUID_DROP))
 IF_IPCALC(APPLET(ipcalc, BB_DIR_BIN, BB_SUID_DROP))
 IF_IPCRM(APPLET(ipcrm, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_IPCS(APPLET(ipcs, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_IPLINK(APPLET(iplink, BB_DIR_BIN, BB_SUID_DROP))
-IF_IPROUTE(APPLET(iproute, BB_DIR_BIN, BB_SUID_DROP))
-IF_IPRULE(APPLET(iprule, BB_DIR_BIN, BB_SUID_DROP))
-IF_IPTUNNEL(APPLET(iptunnel, BB_DIR_BIN, BB_SUID_DROP))
-IF_KBD_MODE(APPLET(kbd_mode, BB_DIR_USR_BIN, BB_SUID_DROP))
+IF_IPLINK(APPLET(iplink, BB_DIR_SBIN, BB_SUID_DROP))
+IF_IPROUTE(APPLET(iproute, BB_DIR_SBIN, BB_SUID_DROP))
+IF_IPRULE(APPLET(iprule, BB_DIR_SBIN, BB_SUID_DROP))
+IF_IPTUNNEL(APPLET(iptunnel, BB_DIR_SBIN, BB_SUID_DROP))
+IF_KBD_MODE(APPLET(kbd_mode, BB_DIR_BIN, BB_SUID_DROP))
 IF_KILL(APPLET(kill, BB_DIR_BIN, BB_SUID_DROP))
 IF_KILLALL(APPLET_ODDNAME(killall, kill, BB_DIR_USR_BIN, BB_SUID_DROP, killall))
-IF_KILLALL5(APPLET_ODDNAME(killall5, kill, BB_DIR_USR_BIN, BB_SUID_DROP, killall5))
+IF_KILLALL5(APPLET_ODDNAME(killall5, kill, BB_DIR_USR_SBIN, BB_SUID_DROP, killall5))
 IF_KLOGD(APPLET(klogd, BB_DIR_SBIN, BB_SUID_DROP))
 IF_LAST(APPLET(last, BB_DIR_USR_BIN, BB_SUID_DROP))
 //IF_LENGTH(APPLET_NOFORK(length, length, BB_DIR_USR_BIN, BB_SUID_DROP, length))
@@ -288,7 +288,7 @@ IF_PWD(APPLET_NOFORK(pwd, pwd, BB_DIR_BIN, BB_SUID_DROP, pwd))
 IF_RAIDAUTORUN(APPLET(raidautorun, BB_DIR_SBIN, BB_SUID_DROP))
 IF_RDATE(APPLET(rdate, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_RDEV(APPLET(rdev, BB_DIR_USR_SBIN, BB_SUID_DROP))
-IF_READAHEAD(APPLET(readahead, BB_DIR_USR_BIN, BB_SUID_DROP))
+IF_READAHEAD(APPLET(readahead, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_READLINK(APPLET(readlink, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_READPROFILE(APPLET(readprofile, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_REALPATH(APPLET(realpath, BB_DIR_USR_BIN, BB_SUID_DROP))
@@ -303,7 +303,7 @@ IF_RMDIR(APPLET_NOFORK(rmdir, rmdir, BB_DIR_BIN, BB_SUID_DROP, rmdir))
 IF_ROUTE(APPLET(route, BB_DIR_SBIN, BB_SUID_DROP))
 IF_RPM(APPLET(rpm, BB_DIR_BIN, BB_SUID_DROP))
 IF_RPM2CPIO(APPLET(rpm2cpio, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_RTCWAKE(APPLET(rtcwake, BB_DIR_USR_BIN, BB_SUID_DROP))
+IF_RTCWAKE(APPLET(rtcwake, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_RUN_PARTS(APPLET_ODDNAME(run-parts, run_parts, BB_DIR_BIN, BB_SUID_DROP, run_parts))
 IF_RUNCON(APPLET(runcon, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_RUNLEVEL(APPLET(runlevel, BB_DIR_SBIN, BB_SUID_DROP))
@@ -365,7 +365,7 @@ IF_TELNETD(APPLET(telnetd, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_TEST(APPLET_NOFORK(test, test, BB_DIR_USR_BIN, BB_SUID_DROP, test))
 #if ENABLE_FEATURE_TFTP_GET || ENABLE_FEATURE_TFTP_PUT
 IF_TFTP(APPLET(tftp, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_TFTPD(APPLET(tftpd, BB_DIR_USR_BIN, BB_SUID_DROP))
+IF_TFTPD(APPLET(tftpd, BB_DIR_USR_SBIN, BB_SUID_DROP))
 #endif
 IF_TIME(APPLET(time, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_TIMEOUT(APPLET(timeout, BB_DIR_USR_BIN, BB_SUID_DROP))
diff --git a/include/bb_archive.h b/include/bb_archive.h
index 2043d8570..7bb5615da 100644
--- a/include/bb_archive.h
+++ b/include/bb_archive.h
@@ -121,6 +121,7 @@ typedef struct archive_handle_t {
 #define ARCHIVE_DONT_RESTORE_PERM   (1 << 6)
 #define ARCHIVE_NUMERIC_OWNER       (1 << 7)
 #define ARCHIVE_O_TRUNC             (1 << 8)
+#define ARCHIVE_REMEMBER_NAMES      (1 << 9)
 
 
 /* POSIX tar Header Block, from POSIX 1003.1-1990  */
diff --git a/include/bb_e2fs_defs.h b/include/bb_e2fs_defs.h
index 7974497ca..b400f8c11 100644
--- a/include/bb_e2fs_defs.h
+++ b/include/bb_e2fs_defs.h
@@ -406,25 +406,43 @@ struct ext2_super_block {
          * Performance hints.  Directory preallocation should only
          * happen if the EXT2_FEATURE_COMPAT_DIR_PREALLOC flag is on.
          */
-        uint8_t s_prealloc_blocks;      /* Nr of blocks to try to preallocate*/
-        uint8_t s_prealloc_dir_blocks;  /* Nr to preallocate for dirs */
+        uint8_t         s_prealloc_blocks;      /* Nr of blocks to try to preallocate*/
+        uint8_t         s_prealloc_dir_blocks;  /* Nr to preallocate for dirs */
         uint16_t        s_reserved_gdt_blocks;  /* Per group table for online growth */
         /*
          * Journaling support valid if EXT2_FEATURE_COMPAT_HAS_JOURNAL set.
          */
-        uint8_t         s_journal_uuid[16];     /* uuid of journal superblock */
-        uint32_t        s_journal_inum;         /* inode number of journal file */
+/*D0*/  uint8_t         s_journal_uuid[16];     /* uuid of journal superblock */
+/*E0*/  uint32_t        s_journal_inum;         /* inode number of journal file */
         uint32_t        s_journal_dev;          /* device number of journal file */
         uint32_t        s_last_orphan;          /* start of list of inodes to delete */
         uint32_t        s_hash_seed[4];         /* HTREE hash seed */
         uint8_t         s_def_hash_version;     /* Default hash version to use */
         uint8_t         s_jnl_backup_type;      /* Default type of journal backup */
         uint16_t        s_reserved_word_pad;
-        uint32_t        s_default_mount_opts;
+/*100*/ uint32_t        s_default_mount_opts;
         uint32_t        s_first_meta_bg;        /* First metablock group */
+        /* ext3 additions */
         uint32_t        s_mkfs_time;            /* When the filesystem was created */
         uint32_t        s_jnl_blocks[17];       /* Backup of the journal inode */
-        uint32_t        s_reserved[172];        /* Padding to the end of the block */
+        /* 64bit support valid if EXT4_FEATURE_COMPAT_64BIT */
+/*150*/ uint32_t        s_blocks_count_hi;      /* Blocks count */
+        uint32_t        s_r_blocks_count_hi;    /* Reserved blocks count */
+        uint32_t        s_free_blocks_count_hi; /* Free blocks count */
+        uint16_t        s_min_extra_isize;      /* All inodes have at least # bytes */
+        uint16_t        s_want_extra_isize;     /* New inodes should reserve # bytes */
+        uint32_t        s_flags;                /* Miscellaneous flags */
+        uint16_t        s_raid_stride;          /* RAID stride */
+        uint16_t        s_mmp_interval;         /* # seconds to wait in MMP checking */
+        uint64_t        s_mmp_block;            /* Block for multi-mount protection */
+        uint32_t        s_raid_stripe_width;    /* blocks on all data disks (N*stride)*/
+        uint8_t         s_log_groups_per_flex;  /* FLEX_BG group size */
+        uint8_t         s_reserved_char_pad2;
+        uint16_t        s_reserved_pad;
+        uint32_t        s_reserved[162];        /* Padding to the end of the block */
+};
+struct BUG_ext2_super_block {
+        char bug[sizeof(struct ext2_super_block) == 1024 ? 1 : -1];
 };
 
 /*
@@ -463,6 +481,7 @@ struct ext2_super_block {
 #define EXT2_HAS_INCOMPAT_FEATURE(sb,mask)                      \
         ( EXT2_SB(sb)->s_feature_incompat & (mask) )
 
+/* for s_feature_compat */
 #define EXT2_FEATURE_COMPAT_DIR_PREALLOC        0x0001
 #define EXT2_FEATURE_COMPAT_IMAGIC_INODES       0x0002
 #define EXT3_FEATURE_COMPAT_HAS_JOURNAL         0x0004
@@ -470,23 +489,45 @@ struct ext2_super_block {
 #define EXT2_FEATURE_COMPAT_RESIZE_INO          0x0010
 #define EXT2_FEATURE_COMPAT_DIR_INDEX           0x0020
 
+/* for s_feature_ro_compat */
 #define EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER     0x0001
 #define EXT2_FEATURE_RO_COMPAT_LARGE_FILE       0x0002
-/* #define EXT2_FEATURE_RO_COMPAT_BTREE_DIR     0x0004 not used */
+#define EXT2_FEATURE_RO_COMPAT_BTREE_DIR        0x0004 /* not used */
+#define EXT4_FEATURE_RO_COMPAT_HUGE_FILE        0x0008
+#define EXT4_FEATURE_RO_COMPAT_GDT_CSUM         0x0010
+#define EXT4_FEATURE_RO_COMPAT_DIR_NLINK        0x0020
+#define EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE      0x0040
 
+/* for s_feature_incompat */
 #define EXT2_FEATURE_INCOMPAT_COMPRESSION       0x0001
 #define EXT2_FEATURE_INCOMPAT_FILETYPE          0x0002
-#define EXT3_FEATURE_INCOMPAT_RECOVER           0x0004 /* Needs recovery */
-#define EXT3_FEATURE_INCOMPAT_JOURNAL_DEV       0x0008 /* Journal device */
+#define EXT3_FEATURE_INCOMPAT_RECOVER           0x0004
+#define EXT3_FEATURE_INCOMPAT_JOURNAL_DEV       0x0008
 #define EXT2_FEATURE_INCOMPAT_META_BG           0x0010
-#define EXT3_FEATURE_INCOMPAT_EXTENTS           0x0040
+#define EXT4_FEATURE_INCOMPAT_EXTENTS           0x0040
+#define EXT4_FEATURE_INCOMPAT_64BIT             0x0080
+#define EXT4_FEATURE_INCOMPAT_MMP               0x0100
+#define EXT4_FEATURE_INCOMPAT_FLEX_BG           0x0200
 
 
 #define EXT2_FEATURE_COMPAT_SUPP        0
-#define EXT2_FEATURE_INCOMPAT_SUPP      (EXT2_FEATURE_INCOMPAT_FILETYPE)
 #define EXT2_FEATURE_RO_COMPAT_SUPP     (EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER| \
                                          EXT2_FEATURE_RO_COMPAT_LARGE_FILE| \
                                          EXT2_FEATURE_RO_COMPAT_BTREE_DIR)
+#define EXT2_FEATURE_INCOMPAT_SUPP      (EXT2_FEATURE_INCOMPAT_FILETYPE| \
+                                         EXT2_FEATURE_INCOMPAT_META_BG)
+#define EXT2_FEATURE_INCOMPAT_UNSUPPORTED       (~EXT2_FEATURE_INCOMPAT_SUPP)
+#define EXT2_FEATURE_RO_COMPAT_UNSUPPORTED      (~EXT2_FEATURE_RO_COMPAT_SUPP)
+
+#define EXT3_FEATURE_RO_COMPAT_SUPP     (EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER| \
+                                         EXT2_FEATURE_RO_COMPAT_LARGE_FILE| \
+                                         EXT2_FEATURE_RO_COMPAT_BTREE_DIR)
+#define EXT3_FEATURE_INCOMPAT_SUPP      (EXT2_FEATURE_INCOMPAT_FILETYPE| \
+                                         EXT3_FEATURE_INCOMPAT_RECOVER| \
+                                         EXT2_FEATURE_INCOMPAT_META_BG)
+#define EXT3_FEATURE_INCOMPAT_UNSUPPORTED       (~EXT3_FEATURE_INCOMPAT_SUPP)
+#define EXT3_FEATURE_RO_COMPAT_UNSUPPORTED      (~EXT3_FEATURE_RO_COMPAT_SUPP)
+
 
 /*
  * Default values for user and/or group using reserved blocks
diff --git a/include/busybox.h b/include/busybox.h
index 315ef8f26..b1e31e5ee 100644
--- a/include/busybox.h
+++ b/include/busybox.h
@@ -13,10 +13,10 @@ PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
 
 /* Defined in appletlib.c (by including generated applet_tables.h) */
 /* Keep in sync with applets/applet_tables.c! */
-extern const char applet_names[];
+extern const char applet_names[] ALIGN1;
 extern int (*const applet_main[])(int argc, char **argv);
 extern const uint16_t applet_nameofs[];
-extern const uint8_t applet_install_loc[];
+extern const uint8_t applet_install_loc[] ALIGN1;
 
 #if ENABLE_FEATURE_SUID || ENABLE_FEATURE_PREFER_APPLETS
 # define APPLET_NAME(i) (applet_names + (applet_nameofs[i] & 0x0fff))
diff --git a/include/libbb.h b/include/libbb.h
index a78772b6a..5012209f8 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -346,6 +346,7 @@ enum {	/* DO NOT CHANGE THESE VALUES!  cp.c, mv.c, install.c depend on them. */
         FILEUTILS_PRESERVE_SECURITY_CONTEXT = 1 << 9, /* -c */
         FILEUTILS_SET_SECURITY_CONTEXT = 1 << 10,
 #endif
+        FILEUTILS_IGNORE_CHMOD_ERR = 1 << 11,
 };
 #define FILEUTILS_CP_OPTSTR "pdRfilsLH" IF_SELINUX("c")
 extern int remove_file(const char *path, int flags) FAST_FUNC;
@@ -1301,6 +1302,7 @@ int sd_listen_fds(void);
 #define SETUP_ENV_CHANGEENV (1 << 0)
 #define SETUP_ENV_CLEARENV  (1 << 1)
 #define SETUP_ENV_TO_TMP    (1 << 2)
+#define SETUP_ENV_NO_CHDIR  (1 << 4)
 extern void setup_environment(const char *shell, int flags, const struct passwd *pw) FAST_FUNC;
 extern int correct_password(const struct passwd *pw) FAST_FUNC;
 /* Returns a malloced string */
@@ -1629,8 +1631,8 @@ unsigned get_cpu_count(void) FAST_FUNC;
 char *percent_decode_in_place(char *str, int strict) FAST_FUNC;
 
 
-extern const char bb_uuenc_tbl_base64[];
-extern const char bb_uuenc_tbl_std[];
+extern const char bb_uuenc_tbl_base64[] ALIGN1;
+extern const char bb_uuenc_tbl_std[] ALIGN1;
 void bb_uuencode(char *store, const void *s, int length, const char *tbl) FAST_FUNC;
 enum {
         BASE64_FLAG_UU_STOP = 0x100,
@@ -1711,29 +1713,24 @@ extern const char *applet_name;
  * Therefore now we use #defines.
  */
 /* "BusyBox vN.N.N (timestamp or extra_version)" */
-extern const char bb_banner[];
-extern const char bb_msg_memory_exhausted[];
-extern const char bb_msg_invalid_date[];
+extern const char bb_banner[] ALIGN1;
+extern const char bb_msg_memory_exhausted[] ALIGN1;
+extern const char bb_msg_invalid_date[] ALIGN1;
 #define bb_msg_read_error "read error"
 #define bb_msg_write_error "write error"
-extern const char bb_msg_unknown[];
-extern const char bb_msg_can_not_create_raw_socket[];
-extern const char bb_msg_perm_denied_are_you_root[];
-extern const char bb_msg_you_must_be_root[];
-extern const char bb_msg_requires_arg[];
-extern const char bb_msg_invalid_arg[];
-extern const char bb_msg_standard_input[];
-extern const char bb_msg_standard_output[];
+extern const char bb_msg_unknown[] ALIGN1;
+extern const char bb_msg_can_not_create_raw_socket[] ALIGN1;
+extern const char bb_msg_perm_denied_are_you_root[] ALIGN1;
+extern const char bb_msg_you_must_be_root[] ALIGN1;
+extern const char bb_msg_requires_arg[] ALIGN1;
+extern const char bb_msg_invalid_arg[] ALIGN1;
+extern const char bb_msg_standard_input[] ALIGN1;
+extern const char bb_msg_standard_output[] ALIGN1;
 
 /* NB: (bb_hexdigits_upcase[i] | 0x20) -> lowercase hex digit */
-extern const char bb_hexdigits_upcase[];
+extern const char bb_hexdigits_upcase[] ALIGN1;
 
-extern const char bb_path_wtmp_file[];
-#if ENABLE_PLATFORM_MINGW32
-#define bb_busybox_exec_path get_busybox_exec_path()
-#else
-extern const char bb_busybox_exec_path[];
-#endif
+extern const char bb_path_wtmp_file[] ALIGN1;
 
 /* Busybox mount uses either /proc/mounts or /etc/mtab to
  * get the list of currently mounted filesystems */
@@ -1747,9 +1744,14 @@ extern const char bb_busybox_exec_path[];
 #define bb_path_motd_file "/etc/motd"
 
 #define bb_dev_null "/dev/null"
+#if ENABLE_PLATFORM_MINGW32
+#define bb_busybox_exec_path get_busybox_exec_path()
+#else
+extern const char bb_busybox_exec_path[] ALIGN1;
+#endif
 /* util-linux manpage says /sbin:/bin:/usr/sbin:/usr/bin,
  * but I want to save a few bytes here */
-extern const char bb_PATH_root_path[]; /* "PATH=/sbin:/usr/sbin:/bin:/usr/bin" */
+extern const char bb_PATH_root_path[] ALIGN1; /* "PATH=/sbin:/usr/sbin:/bin:/usr/bin" */
 #define bb_default_root_path (bb_PATH_root_path + sizeof("PATH"))
 #define bb_default_path      (bb_PATH_root_path + sizeof("PATH=/sbin:/usr/sbin"))
 
@@ -1779,7 +1781,7 @@ extern struct globals *const ptr_to_globals;
  * If you change LIBBB_DEFAULT_LOGIN_SHELL,
  * don't forget to change increment constant. */
 #define LIBBB_DEFAULT_LOGIN_SHELL  "-/bin/sh"
-extern const char bb_default_login_shell[];
+extern const char bb_default_login_shell[] ALIGN1;
 /* "/bin/sh" */
 #define DEFAULT_SHELL              (bb_default_login_shell+1)
 /* "sh" */
diff --git a/include/platform.h b/include/platform.h
index 925cce60c..78d42fed9 100644
--- a/include/platform.h
+++ b/include/platform.h
@@ -301,7 +301,8 @@ typedef unsigned smalluint;
 #define fdprintf dprintf
 
 /* Useful for defeating gcc's alignment of "char message[]"-like data */
-#if 1 /* if needed: !defined(arch1) && !defined(arch2) */
+#if !defined(__s390__)
+    /* on s390[x], non-word-aligned data accesses require larger code */
 # define ALIGN1 __attribute__((aligned(1)))
 # define ALIGN2 __attribute__((aligned(2)))
 # define ALIGN4 __attribute__((aligned(4)))
@@ -351,6 +352,12 @@ typedef unsigned smalluint;
 # define MAXSYMLINKS SYMLOOP_MAX
 #endif
 
+#if defined(ANDROID) || defined(__ANDROID__)
+# define BB_ADDITIONAL_PATH ":/system/sbin:/system/bin:/system/xbin"
+# define SYS_ioprio_set __NR_ioprio_set
+# define SYS_ioprio_get __NR_ioprio_get
+#endif
+
 
 /* ---- Who misses what? ------------------------------------ */