nacl: pepper_49 SDK apparently has problems, move buildbot back to pepper_47. (this is still a big leap forward from the previous buildbot target of pepper_35!)
diff --git a/build-scripts/nacl-buildbot.sh b/build-scripts/nacl-buildbot.sh
index 999ec5e..73aae9e 100755
--- a/build-scripts/nacl-buildbot.sh
+++ b/build-scripts/nacl-buildbot.sh
@@ -3,7 +3,11 @@
# This is the script buildbot.libsdl.org uses to cross-compile SDL2 from
# amd64 Linux to NaCl.
-export NACL_SDK_ROOT="/nacl_sdk/pepper_49"
+# PLEASE NOTE that we have reports that SDL built with pepper_49 (current
+# stable release as of November 10th, 2016) is broken. Please retest
+# when something newer becomes stable and then decide if this was SDL's
+# bug or NaCl's bug. --ryan.
+export NACL_SDK_ROOT="/nacl_sdk/pepper_47"
TARBALL="$1"
if [ -z $1 ]; then