bind:
 * revise extra_flags.patch - avoid adding {{{-Wl,--gc-sections}}} while linking libraries, use it only for binaries
 * provide so-called export-libs in {{{BIND_EXPORT_LIB_DIR}}}, refs [http://www.ip-phone-forum.de/showthread.php?t=266248 this thread]


git-svn-id: file:///var/svn/freetz/trunk@11541 149334a1-2f27-0410-a3b9-fc62619ac1e6