diff --git a/autobuild.xml b/autobuild.xml
index 0dbe7199079fc567a00ffe57cd9bed968db0c70d..4ccbd25e6009d861f2247c7b59ce8151a29a3792 100644
--- a/autobuild.xml
+++ b/autobuild.xml
@@ -3377,7 +3377,7 @@
         <key>darwin64</key>
         <map>
           <key>build_directory</key>
-          <string>build-darwin-i386</string>
+          <string>build-darwin-x86_64</string>
           <key>configurations</key>
           <map>
             <key>RelWithDebInfo</key>
diff --git a/build.sh b/build.sh
index 0880732a4f6f9125270725004b6c92138ac2114e..c1a151538ee34309a8d15e7e10e87d1020c3da18 100755
--- a/build.sh
+++ b/build.sh
@@ -18,7 +18,7 @@
 
 build_dir_Darwin()
 {
-  echo build-darwin-i386
+  echo build-darwin-x86_64
 }
 
 build_dir_Linux()
diff --git a/indra/integration_tests/llimage_libtest/CMakeLists.txt b/indra/integration_tests/llimage_libtest/CMakeLists.txt
index 8a83ac498fea67716035452cefeafb082eff2831..44384532cd3edcf8a99e1c5fb848131bc406d69e 100644
--- a/indra/integration_tests/llimage_libtest/CMakeLists.txt
+++ b/indra/integration_tests/llimage_libtest/CMakeLists.txt
@@ -104,20 +104,20 @@ add_custom_command(TARGET llimage_libtest POST_BUILD
 if (DARWIN)
   # Copy the required libraries to the package app
   add_custom_command(TARGET llimage_libtest POST_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libapr-1.0.dylib ${LLIMAGE_LIBTEST_DESTINATION_DIR}
-    DEPENDS ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libapr-1.0.dylib
+    COMMAND ${CMAKE_COMMAND} -E copy ${AUTOBUILD_INSTALL_DIR}/lib/release/libapr-1.0.dylib ${LLIMAGE_LIBTEST_DESTINATION_DIR}
+    DEPENDS ${AUTOBUILD_INSTALL_DIR}/lib/release/libapr-1.0.dylib
   )
   add_custom_command(TARGET llimage_libtest POST_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libaprutil-1.0.dylib ${LLIMAGE_LIBTEST_DESTINATION_DIR}
-    DEPENDS ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libaprutil-1.0.dylib
+    COMMAND ${CMAKE_COMMAND} -E copy ${AUTOBUILD_INSTALL_DIR}/lib/release/libaprutil-1.0.dylib ${LLIMAGE_LIBTEST_DESTINATION_DIR}
+    DEPENDS ${AUTOBUILD_INSTALL_DIR}/lib/release/libaprutil-1.0.dylib
   )
   add_custom_command(TARGET llimage_libtest POST_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libexception_handler.dylib ${LLIMAGE_LIBTEST_DESTINATION_DIR}
-    DEPENDS ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libexception_handler.dylib
+    COMMAND ${CMAKE_COMMAND} -E copy ${AUTOBUILD_INSTALL_DIR}/lib/release/libexception_handler.dylib ${LLIMAGE_LIBTEST_DESTINATION_DIR}
+    DEPENDS ${AUTOBUILD_INSTALL_DIR}/lib/release/libexception_handler.dylib
   )
   add_custom_command(TARGET llimage_libtest POST_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libexpat.1.5.2.dylib ${LLIMAGE_LIBTEST_DESTINATION_DIR}
-    DEPENDS ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libexpat.1.5.2.dylib
+    COMMAND ${CMAKE_COMMAND} -E copy ${AUTOBUILD_INSTALL_DIR}/lib/release/libexpat.1.5.2.dylib ${LLIMAGE_LIBTEST_DESTINATION_DIR}
+    DEPENDS ${AUTOBUILD_INSTALL_DIR}/lib/release/libexpat.1.5.2.dylib
   )
 endif (DARWIN)
 
diff --git a/indra/llcorehttp/CMakeLists.txt b/indra/llcorehttp/CMakeLists.txt
index 6f362df921120d22055e11058ec06c3afd490f97..14fe45c1aecbaab69ce5e22c4ac0ce70707f238a 100644
--- a/indra/llcorehttp/CMakeLists.txt
+++ b/indra/llcorehttp/CMakeLists.txt
@@ -147,7 +147,7 @@ if (LL_TESTS)
 if (DARWIN)
   # Path inside the app bundle where we'll need to copy libraries
   set(LL_TEST_DESTINATION_DIR
-    ${CMAKE_SOURCE_DIR}/../build-darwin-i386/sharedlibs/Resources
+    ${CMAKE_BINARY_DIR}/sharedlibs/Resources
   )
 
   # Create the Contents/Resources directory
@@ -163,20 +163,20 @@ if (DARWIN)
   
   # Copy the required libraries to the package app
   add_custom_command(TARGET INTEGRATION_TEST_llcorehttp PRE_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libapr-1.0.dylib ${LL_TEST_DESTINATION_DIR}
-    DEPENDS ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libapr-1.0.dylib
+    COMMAND ${CMAKE_COMMAND} -E copy ${AUTOBUILD_INSTALL_DIR}/lib/release/libapr-1.0.dylib ${LL_TEST_DESTINATION_DIR}
+    DEPENDS ${AUTOBUILD_INSTALL_DIR}/lib/release/libapr-1.0.dylib
   )
   add_custom_command(TARGET INTEGRATION_TEST_llcorehttp PRE_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libaprutil-1.0.dylib ${LL_TEST_DESTINATION_DIR}
-    DEPENDS ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libaprutil-1.0.dylib
+    COMMAND ${CMAKE_COMMAND} -E copy ${AUTOBUILD_INSTALL_DIR}/lib/release/libaprutil-1.0.dylib ${LL_TEST_DESTINATION_DIR}
+    DEPENDS ${AUTOBUILD_INSTALL_DIR}/lib/release/libaprutil-1.0.dylib
   )
   add_custom_command(TARGET INTEGRATION_TEST_llcorehttp PRE_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libexception_handler.dylib ${LL_TEST_DESTINATION_DIR}
-    DEPENDS ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libexception_handler.dylib
+    COMMAND ${CMAKE_COMMAND} -E copy ${AUTOBUILD_INSTALL_DIR}/lib/release/libexception_handler.dylib ${LL_TEST_DESTINATION_DIR}
+    DEPENDS ${AUTOBUILD_INSTALL_DIR}/lib/release/libexception_handler.dylib
   )
   add_custom_command(TARGET INTEGRATION_TEST_llcorehttp PRE_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libexpat.1.5.2.dylib ${LL_TEST_DESTINATION_DIR}
-    DEPENDS ${CMAKE_SOURCE_DIR}/../build-darwin-i386/packages/lib/release/libexpat.1.5.2.dylib
+    COMMAND ${CMAKE_COMMAND} -E copy ${AUTOBUILD_INSTALL_DIR}/lib/release/libexpat.1.5.2.dylib ${LL_TEST_DESTINATION_DIR}
+    DEPENDS ${AUTOBUILD_INSTALL_DIR}/lib/release/libexpat.1.5.2.dylib
   )
 
 endif (DARWIN)
diff --git a/indra/newview/installers/darwin/fix_application_icon_position.sh b/indra/newview/installers/darwin/fix_application_icon_position.sh
index 618e34820ceb6c7f90787ab04c6225b11c657e04..62abcdd07ee0b83234cc1e96cebce6e6cfc9430a 100755
--- a/indra/newview/installers/darwin/fix_application_icon_position.sh
+++ b/indra/newview/installers/darwin/fix_application_icon_position.sh
@@ -1,17 +1,23 @@
-# just run this script each time after you change the installer's name to fix the icon misalignment 
 #!/bin/bash
-cp -r ../../../../build-darwin-i386/newview/*.dmg ~/Desktop/TempBuild.dmg
-hdid ~/Desktop/TempBuild.dmg
-open -a finder /Volumes/Second\ Life\ Installer
-osascript dmg-cleanup.applescript
-umount /Volumes/Second\ Life\ Installer/
-hdid ~/Desktop/TempBuild.dmg
-open -a finder /Volumes/Second\ Life\ Installer
-#cp /Volumes/Second\ Life\ Installer/.DS_Store ~/Desktop/_DS_Store
+# just run this script each time after you change the installer's name to fix the icon misalignment 
+mydir="$(dirname "$0")"
+# If there's more than one DMG in more than one build directory, pick the most
+# recent one.
+dmgfile="$(ls -t "$mydir/../../../../build-darwin-*/newview/*.dmg" | head -n 1)"
+dmgwork="$HOME/Desktop/TempBuild.dmg"
+mounted="/Volumes/Second Life Installer"
+cp -r "$dmgfile" "$dmgwork"
+hdid "$dmgwork"
+open -a finder "$mounted"
+osascript "$mydir/dmg-cleanup.applescript"
+umount "$mounted"/
+hdid "$dmgwork"
+open -a finder "$mounted"
+#cp "$mounted"/.DS_Store ~/Desktop/_DS_Store
 #chflags nohidden ~/Desktop/_DS_Store
-#cp ~/Desktop/_DS_Store ./firstlook-dmg/_DS_Store
-#cp ~/Desktop/_DS_Store ./publicnightly-dmg/_DS_Store
-#cp ~/Desktop/_DS_Store ./release-dmg/_DS_Store
-#cp ~/Desktop/_DS_Store ./releasecandidate-dmg/_DS_Store
-#umount /Volumes/Second\ Life\ Installer/
-#rm ~/Desktop/_DS_Store ~/Desktop/TempBuild.dmg
+#cp ~/Desktop/_DS_Store "$mydir/firstlook-dmg/_DS_Store"
+#cp ~/Desktop/_DS_Store "$mydir/publicnightly-dmg/_DS_Store"
+#cp ~/Desktop/_DS_Store "$mydir/release-dmg/_DS_Store"
+#cp ~/Desktop/_DS_Store "$mydir/releasecandidate-dmg/_DS_Store"
+#umount "$mounted"/
+#rm ~/Desktop/_DS_Store "$dmgwork"