install stage 1: Would help to actually tell sed which file to edit

install-stage1.sh

@@ -1,13 +1,13 @@
 #!/usr/bin/env bash
 
 function press_any_key {
-  echo "Press any key to continue or Ctrl+c to abort."
+  echo "Press any key to continue or Ctrl+c to abort..."
   read -n1 DISCARD_ME
 }
 
 function are_you_really_really_sure {
   echo "Enter the following to continue: $1"
-  read DISCARD_ME
+  read -p "> " DISCARD_ME
   if [ "$1" = "$DISCARD_ME" ]; then
     return 0
   else
@@ -147,8 +147,6 @@ echo "Storage is now prepared and ready for installation.
 You need to select a download mirror for Void next.
 The script will launch xmirror on the host/live system and determine
 the chosen mirror from the config file it generates.
-
-TODO:
 "
 press_any_key
 
@@ -191,7 +189,7 @@ UUID=$(blkid --output value --match-tag UUID $TARGET_PART_EFI) /boot/efi vfat de
 " > /mnt/target/etc/fstab
 
 if grep "#KEYMAP=" /mnt/target/etc/rc.conf; then
-  sed -i -e 's/#KEYMAP=.*/KEYMAP="'"$KBD_LAYOUT"'"/'
+  sed -i -e 's/#KEYMAP=.*/KEYMAP="'"$KBD_LAYOUT"'"/' /mnt/target/etc/rc.conf
 else
   clear
   echo "WARNING: Could not locate the keymap setting in rc.conf."
@@ -213,7 +211,7 @@ the time zone on-the-fly. If you use Windows, you will want to answer no here.
 "
 if yesno; then
   if grep "#HARDWARECLOCK=" /mnt/target/etc/rc.conf; then
-    sed -i -e 's/#HARDWARECLOCK=.*/HARDWARECLOCK="UTC"/'
+    sed -i -e 's/#HARDWARECLOCK=.*/HARDWARECLOCK="UTC"/' /mnt/target/etc/rc.conf
   else
     clear
     echo "WARNING: Could not locate the hardwareclock setting in rc.conf."
@@ -226,7 +224,7 @@ if yesno; then
   fi
 else
   if grep "#HARDWARECLOCK=" /mnt/target/etc/rc.conf; then
-    sed -i -e 's/#HARDWARECLOCK=.*/HARDWARECLOCK="localtime"/'
+    sed -i -e 's/#HARDWARECLOCK=.*/HARDWARECLOCK="localtime"/' /mnt/target/etc/rc.conf
   else
     clear
     echo "WARNING: Could not locate the hardwareclock setting in rc.conf."