Bug 778414. Fix clang builds on OpenBSD/i386. r=glandium

config/system-headers

@@ -646,8 +646,10 @@ signal.h
 SimpleGameSound.h
 SIOUX.h
 size_t.h
+sndio.h
 someincludefile.h
 Sound.h
+soundcard.h
 sqlite3.h
 ssdef.h
 sslerr.h

configure.in

@@ -3621,6 +3621,7 @@ MOZ_TLS=
 if test "$ac_cv_thread_keyword" = yes -a "$MOZ_LINKER" != 1; then
   # mips builds fail with TLS variables because of a binutils bug.
   # See bug 528687
+  # OpenBSD doesn't have TLS support, and the test succeeds with clang++
   case "${target}" in
     mips*-*)
       :
@@ -3628,6 +3629,9 @@ if test "$ac_cv_thread_keyword" = yes -a "$MOZ_LINKER" != 1; then
     *-android*|*-linuxandroid*)
       :
       ;;
+    *-openbsd*)
+      :
+      ;;
     *)
       AC_DEFINE(HAVE_THREAD_TLS_KEYWORD)
       MOZ_TLS=1

js/src/config/system-headers

@@ -646,8 +646,10 @@ signal.h
 SimpleGameSound.h
 SIOUX.h
 size_t.h
+sndio.h
 someincludefile.h
 Sound.h
+soundcard.h
 sqlite3.h
 ssdef.h
 sslerr.h