I suspect this is a regression from bug 969164, since the build worked fine yesterday. Linking libxul now spews the following: /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:738: error: undefined reference to 'ucol_getAvailable' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:738: error: undefined reference to 'ucol_countAvailable' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:755: error: undefined reference to 'ucol_getKeywordValuesForLocale' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:762: error: undefined reference to 'uenum_count' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:524: error: undefined reference to 'uenum_close' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:774: error: undefined reference to 'uenum_next' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1226: error: undefined reference to 'unum_getAvailable' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1226: error: undefined reference to 'unum_countAvailable' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1683: error: undefined reference to 'udat_getAvailable' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1683: error: undefined reference to 'udat_countAvailable' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1721: error: undefined reference to 'ucal_open' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1722: error: undefined reference to 'ucal_getType' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1727: error: undefined reference to 'ucal_close' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1736: error: undefined reference to 'ucal_getKeywordValuesForLocale' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1743: error: undefined reference to 'uenum_count' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1750: error: undefined reference to 'uenum_next' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:524: error: undefined reference to 'uenum_close' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1784: error: undefined reference to 'u_strlen' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1787: error: undefined reference to 'udatpg_open' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1795: error: undefined reference to 'udatpg_getBestPattern' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:524: error: undefined reference to 'udatpg_close' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1806: error: undefined reference to 'udatpg_getBestPattern' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:924: error: undefined reference to 'ucol_open' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:930: error: undefined reference to 'ucol_setAttribute' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:931: error: undefined reference to 'ucol_setAttribute' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:932: error: undefined reference to 'ucol_setAttribute' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:933: error: undefined reference to 'ucol_setAttribute' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:937: error: undefined reference to 'ucol_close' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:967: error: undefined reference to 'ucol_strcoll' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1020: error: undefined reference to 'ucol_close' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1863: error: undefined reference to 'u_strlen' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1871: error: undefined reference to 'u_strlen' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1879: error: undefined reference to 'udat_open' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1887: error: undefined reference to 'udat_getCalendar' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1888: error: undefined reference to 'ucal_setGregorianChange' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1907: error: undefined reference to 'udat_format' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1967: error: undefined reference to 'udat_close' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1912: error: undefined reference to 'udat_format' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1376: error: undefined reference to 'unum_open' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1384: error: undefined reference to 'unum_setTextAttribute' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1391: error: undefined reference to 'unum_setAttribute' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1392: error: undefined reference to 'unum_setAttribute' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1393: error: undefined reference to 'unum_setAttribute' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1417: error: undefined reference to 'unum_formatDouble' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1423: error: undefined reference to 'unum_formatDouble' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1245: error: undefined reference to 'icu::Locale::Locale(char const*, char const*, char const*, char const*)' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1247: error: undefined reference to 'icu::NumberingSystem::createInstance(icu::Locale const&, UErrorCode&)' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1258: error: undefined reference to 'icu::Locale::~Locale()' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1252: error: undefined reference to 'icu::NumberingSystem::getName()' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:663: error: undefined reference to 'ucol_close' /home/benjamin/dev/mozilla/inbound/js/src/builtin/Intl.cpp:1608: error: undefined reference to 'udat_close' /home/benjamin/dev/mozilla/inbound/js/src/jsapi.cpp:589: error: undefined reference to 'u_init' /home/benjamin/dev/mozilla/inbound/js/src/jsapi.cpp:620: error: undefined reference to 'u_cleanup' /home/benjamin/dev/mozilla/inbound/js/src/jsapi.cpp:669: error: undefined reference to 'u_setMemoryFunctions' collect2: error: ld returned 1 exit status