Fallback to colorless mode when tput is not installed

ufetch-freebsd

@@ -30,16 +30,18 @@ fi
 ## DEFINE COLORS
 
 # probably don't change these
-bold="$(tput md)"
-black="$(tput AF 0)"
-red="$(tput AF 1)"
-green="$(tput AF 2)"
-yellow="$(tput AF 3)"
-blue="$(tput AF 4)"
-magenta="$(tput AF 5)"
-cyan="$(tput AF 6)"
-white="$(tput AF 7)"
-reset="$(tput me)"
+if [ -x "$(command -v tput)" ]; then
+	bold="$(tput md)"
+	black="$(tput AF 0)"
+	red="$(tput AF 1)"
+	green="$(tput AF 2)"
+	yellow="$(tput AF 3)"
+	blue="$(tput AF 4)"
+	magenta="$(tput AF 5)"
+	cyan="$(tput AF 6)"
+	white="$(tput AF 7)"
+	reset="$(tput me)"
+fi
 
 # you can change these
 lc="${reset}${bold}${red}"		# labels