Index: .travis.yml
===================================================================
diff -u -N -r7f3d59b94e0e5e0dd261a6792eaf7e0bd6e9e8ad -raed8ea31967badfac2ca1673bc6753080bd1e04a
--- .travis.yml	(.../.travis.yml)	(revision 7f3d59b94e0e5e0dd261a6792eaf7e0bd6e9e8ad)
+++ .travis.yml	(.../.travis.yml)	(revision aed8ea31967badfac2ca1673bc6753080bd1e04a)
@@ -39,7 +39,8 @@
 - if [ ! -f ${KITS}/tclkit.$TRAVIS_OS_NAME ]; then wget -O ${KITS}/tclkit.$TRAVIS_OS_NAME
   $URL && chmod +x ${KITS}/tclkit.$TRAVIS_OS_NAME; fi
 script:
-- python3 -c 'import os,sys; os.set_blocking(sys.stdout.fileno(), True)'
+# - python3 -c 'import os,sys; os.set_blocking(sys.stdout.fileno(), True)'
+- python2 -c 'import os,sys,fcntl; flags = fcntl.fcntl(sys.stdout, fcntl.F_GETFL); fcntl.fcntl(sys.stdout, fcntl.F_SETFL, flags&~os.O_NONBLOCK);'
 - $KITS/tclkit.$TRAVIS_OS_NAME apps/build.tcl $HOME $TRAVIS_BUILD_DIR $TCLTAG
 
 after_success: