trylink: produce even more info about final link stage

trylink: explain how to modify link and drastically decrease amount
  of padding (unfortunately, needs hand editing ATM).
*: add ALIGN1 / ALIGN2 to global strings and arrays of bytes and shorts

size saving: 0.5k

4 files changed, 6 insertions, 4 deletions

diff --git a/networking/udhcp/common.c b/networking/udhcp/common.c
index 59c015575..a47bbafff 100644
--- a/networking/udhcp/common.c
+++ b/networking/udhcp/common.c
@@ -6,4 +6,6 @@
 
 #include "common.h"
 
-const uint8_t MAC_BCAST_ADDR[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+const uint8_t MAC_BCAST_ADDR[6] ALIGN2 = {
+        0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+};
diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index efe208814..0e89c3cae 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -180,7 +180,7 @@ int udhcpc_main(int argc, char **argv)
                 OPT_v = 1 << 17,
         };
 #if ENABLE_GETOPT_LONG
-        static const char udhcpc_longopts[] =
+        static const char udhcpc_longopts[] ALIGN1 =
                 "clientid\0"      Required_argument "c"
                 "clientid-none\0" No_argument       "C"
                 "vendorclass\0"   Required_argument "V"
diff --git a/networking/udhcp/dumpleases.c b/networking/udhcp/dumpleases.c
index f9f923124..a0765be79 100644
--- a/networking/udhcp/dumpleases.c
+++ b/networking/udhcp/dumpleases.c
@@ -24,7 +24,7 @@ int dumpleases_main(int argc, char **argv)
                 OPT_f   = 0x4,  // -f
         };
 #if ENABLE_GETOPT_LONG
-        static const char dumpleases_longopts[] =
+        static const char dumpleases_longopts[] ALIGN1 =
                 "absolute\0"  No_argument       "a"
                 "remaining\0" No_argument       "r"
                 "file\0"      Required_argument "f"
diff --git a/networking/udhcp/options.c b/networking/udhcp/options.c
index a58adb9a9..3168fc69a 100644
--- a/networking/udhcp/options.c
+++ b/networking/udhcp/options.c
@@ -52,7 +52,7 @@ const struct dhcp_option dhcp_options[] = {
 };
 
 /* Lengths of the different option types */
-const unsigned char option_lengths[] = {
+const unsigned char option_lengths[] ALIGN1 = {
         [OPTION_IP] =      4,
         [OPTION_IP_PAIR] = 8,
         [OPTION_BOOLEAN] = 1,