openwrt-legacy-buildroot-fixes

Patches to allow building old OpenWrt Backfire version (10.03.2) in modern distros (using gcc version 5.x)

1. Download OpenWrt Backfire 10.03.2
   git clone -b backfire git://git.openwrt.org/openwrt/svn-archive/openwrt.git backfire-10.03.2
2. Drop patches and patch-br.sh script into the build root
3. Execute the script, this will apply all patches
   ./patch-br.sh
4. Configure Openwrt with menus, save and make the world

Tested with gcc 5.x and targets:

• Atheros AR231x/AR5312
• Broadcom brcm-2.4
• Broadcom brcm63xx
• TI AR7

Tested with gcc 9.1.0 (additional patches 12, 13, 14) and targets:

• Broadcom brcm63xx

Tested with gcc 12.2.0 (additional patches 17, 18, 19) and targets:

• Broadcom brcm63xx
• Infineon/ADMtek ADM5120