fixed reviews reported by @NoahGorny #1773 (comment)

Author: tbhaxor

aliases/available/clipboard.aliases.bash

@@ -1,18 +1,13 @@
 cite 'about-alias'
-about-alias 'pbcopy and pbpaste shortcuts to linux'
+about-alias 'xclip shortcuts to linux'
 
-case $OSTYPE in
-    linux*)
-        XCLIP=$(command -v xclip)
-        [[ $XCLIP ]] && \
-        alias pbcopy="$XCLIP -selection clipboard" && \
-        alias pbpaste="$XCLIP -selection clipboard -o" && \
-
-        alias xcpy="$XCLIP -selection clipboard" && \
-        alias xpst="$XCLIP -selection clipboard -o"
-    ;;
-esac
+if _command_exists xclip;
+    alias pbcopy="xclip -selection clipboard"
+    alias pbpaste="xclip -selection clipboard -o"
 
+    alias xcpy="xclip -selection clipboard"
+    alias xpst="xclip -selection clipboard -o"
+fi
 # to use it just install xclip on your distribution and it would work like:
 # $ echo "hello" | pbcopy
 # $ pbpaste