Added flag for checking the term colors

functions/colors.zsh

@@ -7,6 +7,10 @@
 ################################################################
 
 function termColors() {
+  if [[ $POWERLEVEL9K_CHECK_TERM_COLORS == false ]]; then
+    return
+  fi
+
   local term_colors
 
   if which tput &>/dev/null; then

powerlevel9k.zsh-theme

@@ -1563,6 +1563,7 @@ NEWLINE='
   [[ $POWERLEVEL9K_PROMPT_ADD_NEWLINE == true ]] && PROMPT="$NEWLINE$PROMPT"
 }
 
+set_default POWERLEVEL9K_CHECK_TERM_COLORS true
 prompt_powerlevel9k_setup() {
   # The value below was set to better support 32-bit CPUs.
   # It's the maximum _signed_ integer value on 32-bit CPUs.