Ok, varint.h is taken away again #2878 also see #2880

git-svn-id: http://svn.osgeo.org/postgis/trunk@12877 b70326c6-7e19-0410-871a-916f4a2858ee
New try for #2878 and #2880, see discussion in #2880

git-svn-id: http://svn.osgeo.org/postgis/trunk@12878 b70326c6-7e19-0410-871a-916f4a2858ee