Provide AuroraUX triple support in configure. Credit to - Paul Davey.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84067 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index c4aad36..49c1c87 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -165,6 +165,11 @@
     llvm_cv_no_link_all_option="-Wl,-z,defaultextract"
     llvm_cv_os_type="SunOS"
     llvm_cv_platform_type="Unix" ;;
+  *-*-auroraux*)
+    llvm_cv_link_all_option="-Wl,-z,allextract"
+    llvm_cv_link_all_option="-Wl,-z,defaultextract"
+    llvm_cv_os_type="AuroraUX"
+    llvm_cv_platform_type="Unix" ;;
   *-*-win32*)
     llvm_cv_link_all_option="-Wl,--whole-archive"
     llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
@@ -224,6 +229,8 @@
     llvm_cv_target_os_type="Linux" ;;
   *-*-solaris*)
     llvm_cv_target_os_type="SunOS" ;;
+  *-*-auroraux*)
+    llvm_cv_target_os_type="AuroraUX" ;;
   *-*-win32*)
     llvm_cv_target_os_type="Win32" ;;
   *-*-mingw*)