diff -up tree-1.6.0/tree.c.no-color-by-default tree-1.6.0/tree.c
--- tree-1.6.0/tree.c.no-color-by-default 2011-06-27 16:14:14.190548385 +0100
+++ tree-1.6.0/tree.c 2011-06-27 16:14:27.257295243 +0100
@@ -79,7 +79,8 @@ int main(int argc, char **argv)
q = p = dtotal = ftotal = 0;
aflag = dflag = fflag = lflag = pflag = sflag = Fflag = uflag = gflag = FALSE;
Dflag = qflag = Nflag = Qflag = Rflag = hflag = Hflag = siflag = cflag = FALSE;
- noindent = force_color = nocolor = xdev = noreport = nolinks = FALSE;
+ noindent = force_color = xdev = noreport = nolinks = FALSE;
+ nocolor = TRUE;
dirsfirst = nosort = inodeflag = devflag = Xflag = FALSE;
duflag = pruneflag = FALSE;
flimit = 0;