Remove exit var tests

1 files changed, 3 insertions, 7 deletions

diff --git a/.bashrc b/.bashrc
index 03935ed..fab708a 100644
--- a/.bashrc
+++ b/.bashrc
@@ -6,8 +6,7 @@
 
 function clean_unalias
 {
-    alias $1 &> /dev/null
-    if [[ $? == 0 ]]; then
+    if alias $1 &> /dev/null; then
         unalias $1
     fi
 }
@@ -179,9 +178,7 @@ have_command lesspipe.sh && eval "$(lesspipe.sh)"
 # these settings aren't that useful in that case anyhow so avoid setting them.
 if [[ `uname` != "Darwin" && !( "$DISPLAY" =~ ^localhost:.* && -n "$SSH_TTY") ]]; then
     # Only do this stuff if X is running
-    xdpyinfo &>/dev/null
-
-    if [[ $? == 0 ]]; then
+    if xdpyinfo &>/dev/null; then
         have_command xset && xset b 0 0 0 # NO BEEPING!
         [[ -e ~/.Xdefaults  ]] && xrdb -merge ~/.Xdefaults
     fi
@@ -327,8 +324,7 @@ alias tmux-darken="tmux set-environment -g TERM_BG_SHADE dark"
 
 # ls Aliases
 # Color flags a different between BSD ls and GNU ls
-ls --color=auto &>/dev/null
-if [[ $? == 0 ]]; then
+if ls --color=auto &>/dev/null; then
     eval "`dircolors -b`"
     alias ls='ls --color=auto'
 else