diff --git a/functions.zsh b/functions.zsh
index ff44e21..bbcf18c 100755
--- a/functions.zsh
+++ b/functions.zsh
@@ -166,54 +166,33 @@ function list_functions
 }
 
 
-###########################
-## MAC SPECIFIC           #
-###########################
-
+# MacOS only
 if [[ "$(uname)" == "Darwin" ]]; then
-## Create a RAM disk. Default size 1GB. If supplied, first argument defines the RAM disk size in GB
-function ramdisk
-{
-    if [[ -e $1 ]]; then
-        sizeingb=$1
-    else
-        sizeingb=1
-    fi
+    ## Create a RAM disk. Default size 1GB. If supplied, first argument defines the RAM disk size in GB
+    function ramdisk
+    {
+        if [[ -e $1 ]]; then
+            sizeingb=$1
+        else
+            sizeingb=1
+        fi
 
-    # Numsectors is size in bytes / 512 (sector size in bytes)
-    name='RAM_disk'
-    sizeinbytes=$(($sizeingb*1000**3))
-    NUMSECTORS=$(($sizeinbytes/512))
-    mydev=$(hdiutil attach -nomount ram://$NUMSECTORS )
-    # strip whitespace (hdiutil outputs a lot of spaces/tabs along with the device name)
-    mydev=$(echo "$mydev"| xargs echo)
-    newfs_hfs "$mydev"
-    mkdir -p "/tmp/$name"
-    mount -t hfs "$mydev" "/tmp/$name"
-    echo "RAM Disk mounted: /tmp/$name"
-    echo "To eject (destroy) RAM disk, use:"
-    echo "  $ diskutil eject $mydev"
-}
-
-## Open a pdf version of the man in Preview
-function man2pdf
-{
-    man -t "$1" | open -f -a Preview
-}
-
-## Open Man in separate (different-looking) window
-function nman
-{
-    if [ $# -eq 1 ] ; then
-        open "x-man-page://$1"
-    elif [ $# -eq 2 ] ; then
-        open "x-man-page://$1/$2"
-    fi
-}
+        # Numsectors is size in bytes / 512 (sector size in bytes)
+        name='RAM_disk'
+        sizeinbytes=$(($sizeingb*1000**3))
+        NUMSECTORS=$(($sizeinbytes/512))
+        mydev=$(hdiutil attach -nomount ram://$NUMSECTORS )
+        # strip whitespace (hdiutil outputs a lot of spaces/tabs along with the device name)
+        mydev=$(echo "$mydev"| xargs echo)
+        newfs_hfs "$mydev"
+        mkdir -p "/tmp/$name"
+        mount -t hfs "$mydev" "/tmp/$name"
+        echo "RAM Disk mounted: /tmp/$name"
+        echo "To eject (destroy) RAM disk, use:"
+        echo "  $ diskutil eject $mydev"
+    }
 fi
 
-### end of mac-specific functions
-
 pipupdate(){
     set -x
     if [[ "$1" == "user" ]]; then