prevent broken output when uuencoding images

diff --git a/clickslide.sh b/clickslide.sh
index d42f4059b55bc2c1975195904c81d26245bd955a..b1fd229bb1851d3f31f9854a48c2776305c7e550 100755 (executable)
--- a/clickslide.sh
+++ b/clickslide.sh
@@ -5,7 +5,7 @@ depth=0 ucdepth=-1
 
 _base64() {
   # busybox does not ship base64, only uuencode. Other platforms might need base64 instead
-  if which uuencode; then
+  if which uuencode >/dev/null; then
     uuencode -m - <"$1" \
     | sed '1d; :X;$!{N;bX;}; s;\n;;g; s;=\+;;g;'
   else