--- old/common/autoconf/configure.ac	2012-04-20 12:45:22.305346211 +0200
+++ new/common/autoconf/configure.ac	2012-04-20 12:45:22.225345777 +0200
@@ -1004,7 +1004,11 @@
 
 # Setup default logging of stdout and stderr to build.log in the output root.
 BUILD_LOG='$(OUTPUT_ROOT)/build.log'
-BUILD_LOG_WRAPPER='$(SRC_ROOT)/common/bin/logger.sh $(BUILD_LOG)'
+if test -x $SRC_ROOT/common/bin/logger.sh ; then
+	BUILD_LOG_WRAPPER='$(SRC_ROOT)/common/bin/logger.sh $(BUILD_LOG)'
+else
+	BUILD_LOG_WRAPPER='$(SH) $(SRC_ROOT)/common/bin/logger.sh $(BUILD_LOG)'
+fi
 AC_SUBST(BUILD_LOG)
 AC_SUBST(BUILD_LOG_WRAPPER)