diff --git a/conf/Makefile b/conf/Makefile
index 1059894..81cd43f 100644
--- a/conf/Makefile
+++ b/conf/Makefile
@@ -1,5 +1,5 @@
 FILES = ratpoisonrc vimrc Xresources zshrc $(wildcard zfuncs/*) emacs.el \
-	bashrc bash_completion screenrc
+	bashrc bash_completion screenrc commonshrc
 
 ifeq "$(USER)" "gebner"
 FILES += muttrc gnus.el ssh/config
diff --git a/conf/bashrc b/conf/bashrc
index 50ede9b..84651d3 100644
--- a/conf/bashrc
+++ b/conf/bashrc
@@ -1,16 +1,6 @@
 # Copyright (C) 2004  Gabriel Ebner
 
-. /etc/profile
-
-MYPREFIX=$HOME/build/myprefix
-export USER=`whoami`
-export PATH=$MYPREFIX/bin:$PATH
-export LD_LIBRARY_PATH=$MYPREFIX/lib64:$MYPREFIX/lib:$LD_LIBRARY_PATH
-export MANPATH=$MYPREFIX/man:$MANPATH
-export PKG_CONFIG_PATH=$MYPREFIX/lib/pkgconfig:$PKG_CONFIG_PATH
-export PYTHONPATH=$MYPREFIX/lib/python2.4/site-packages:$PYTHONPATH
-export R_LIBS=$MYPREFIX/lib/R
-export RUBYLIB=$MYPREFIX/lib/ruby/site_ruby/1.8/
+. ~/.commonshrc
 
 if [[ $- != *i* ]]; then
 	# Shell is non-interactive.  Be done now
@@ -23,11 +13,6 @@ HISTSIZE=10000
 
 PS1='\u@\h:\w\$ '
 
-alias ls='ls --color=auto'
-alias qemu='qemu -cirrusvga -user-net'
-export EMAIL='Gabriel Ebner <ge@gabrielebner.at>'
-test -x /usr/bin/lesspipe && eval `lesspipe`
-
 # Bash completion
 for i in /etc/profile.d/bash-completion /etc/bash_completion; do
 	test -f $i && . $i && break
diff --git a/conf/commonshrc b/conf/commonshrc
new file mode 100644
index 0000000..7f292b2
--- /dev/null
+++ b/conf/commonshrc
@@ -0,0 +1,60 @@
+# Copyright (C) 2011  Gabriel Ebner
+# vim:fdm=marker ft=sh:
+
+. /etc/profile
+export USER=`whoami`
+
+# $MYPREFIX {{{1
+
+add_to() {
+  if [ -n "`eval echo \$\{$1\}`" ]; then
+    export $1="$2:`eval echo \$\{$1\}`"
+  else
+    export $1="$2"
+  fi
+}
+
+add_myprefix_to() {
+  add_to "$1" "$MYPREFIX/$2"
+}
+
+MYPREFIX=~/build/myprefix
+
+add_myprefix_to PATH bin
+add_myprefix_to PATH sbin
+
+add_to PATH /sbin
+add_to PATH /usr/sbin
+add_to PATH /usr/local/sbin
+
+add_to PATH ~/.cabal/bin
+
+add_myprefix_to LD_LIBRARY_PATH lib
+add_myprefix_to LD_LIBRARY_PATH lib64
+
+add_myprefix_to MANPATH man
+
+add_myprefix_to PKG_CONFIG_PATH lib/pkgconfig
+
+add_myprefix_to PYTHONPATH lib/python2.6/site-packages
+add_myprefix_to PYTHONPATH lib/python/site-packages
+add_myprefix_to PYTHONPATH lib/python
+
+add_myprefix_to RUBYLIB lib/ruby/site_ruby/1.8
+
+if [ -x /usr/bin/perl ]; then
+  add_myprefix_to PERL5LIB lib/perl/`perl -e 'printf"%vd\n",$^V'`
+  add_myprefix_to PERL5LIB share/perl/`perl -e 'printf"%vd\n",$^V'`
+fi
+
+add_myprefix_to R_LIBS lib/R:/usr/lib/R/site-library
+
+add_to PATH ~/build/android-sdk-linux_86/platform-tools:~/build/android-sdk-linux_86/tools
+
+# Customisation of Programs {{{1
+alias ls='ls --color=auto'
+export EMAIL='Gabriel Ebner <ge@gabrielebner.at>'
+test -x /usr/bin/lesspipe && eval `lesspipe`
+test -x /usr/bin/vim && export EDITOR=/usr/bin/vim
+
+export MPD_HOST=127.0.0.1 MPD_PORT=6600
diff --git a/conf/zshrc b/conf/zshrc
index 1dc8678..7ab9992 100644
--- a/conf/zshrc
+++ b/conf/zshrc
@@ -1,40 +1,9 @@
 # Copyright (C) 2004  Gabriel Ebner
 # vim:fdm=marker:
 
-. /etc/profile
-export USER=$USERNAME
+. ~/.commonshrc
 fpath=(~/.zfuncs $fpath)
 
-# $MYPREFIX {{{1
-
-add_to() {
-  if [[ `eval echo \$\{\+$1\}` == 1 ]]; then
-    export $1=$2:`eval echo \$\{$1\}`
-  else
-    export $1=$2
-  fi
-}
-
-add_myprefix_to() {
-  add_to "$1" "$MYPREFIX/$2"
-}
-
-MYPREFIX=~/build/myprefix
-add_myprefix_to PATH bin
-add_myprefix_to PATH sbin
-add_to PATH ~/.cabal/bin
-add_myprefix_to LD_LIBRARY_PATH lib
-add_myprefix_to LD_LIBRARY_PATH lib64
-add_myprefix_to MANPATH man
-add_myprefix_to PKG_CONFIG_PATH lib/pkgconfig
-add_myprefix_to PYTHONPATH lib/python2.6/site-packages
-add_myprefix_to PYTHONPATH lib/python/site-packages
-add_myprefix_to PYTHONPATH lib/python
-add_myprefix_to PERL5LIB lib/perl/`perl -e 'printf"%vd\n",$^V'`
-add_myprefix_to PERL5LIB share/perl/`perl -e 'printf"%vd\n",$^V'`
-add_myprefix_to R_LIBS lib/R:/usr/lib/R/site-library
-add_to PATH ~/build/android-sdk-linux_86/platform-tools:~/build/android-sdk-linux_86/tools
-
 # ZLE {{{1
 bindkey '\e[3~' delete-char
 bindkey "\e[1~" beginning-of-line
@@ -51,14 +20,6 @@ prompt gebner
 # Window Title {{{1
 chpwd() { [[ -t 1 ]] && print -Pn '\e]2;%n@%m:%~\a' }; chpwd
 
-# Customisation of Programs {{{1
-alias ls='ls --color=auto'
-export EMAIL='Gabriel Ebner <ge@gabrielebner.at>'
-test -x /usr/bin/lesspipe && export LESSOPEN="|lesspipe.sh %s"
-test -x /usr/bin/vim && export EDITOR=/usr/bin/vim
-
-export MPD_HOST=127.0.0.1 MPD_PORT=6600
-
 # History {{{1
 setopt APPEND_HISTORY SHARE_HISTORY EXTENDED_HISTORY INC_APPEND_HISTORY \
   HIST_IGNORE_ALL_DUPS HIST_FIND_NO_DUPS HIST_IGNORE_SPACE