Fix boost detection on SunOS (thanks @UX-admin)

diff --git a/m4/boost.m4 b/m4/boost.m4
index 998e99dc635ea16ee9b4526a38eb3b36776a8524..1b1ea3450e59e40b9464522d83b265454d70acc0 100644 (file)
--- a/m4/boost.m4
+++ b/m4/boost.m4
@@ -90,7 +90,6 @@ dnl So get rid of the # lines, and glue the remaining ones together.
 (eval "$ac_cpp conftest.$ac_ext") 2>&AS_MESSAGE_LOG_FD |
   grep -v '#' |
   tr -d '\r' |
-  tr -s '\n' ' ' |
   $SED -n -e "$1" >conftest.i 2>&1],
   [$3],
   [$4])