initrd/init Ln#1025 to 1040

#have basic system, now try to add optional stuff # Line 1025 to 1040 of initrd/init - https://www.pearltrees.com/s243a/initrd-init/id19535893/item223681974
find_onepupdrv "$F_PART" "$F_BP_FN" "$F_DEF_FN" "f"
[ "$ONE_FN" ] && FDRV="$ONE_PART,$ONE_FS,$ONE_FN"
[ "$FDRV" ] && { LOADMSG="fdrv"; setup_onepupdrv "$FDRV" "f"; }

find_onepupdrv "$Z_PART" "$Z_BP_FN" "$Z_DEF_FN" "z"
[ "$ONE_FN" ] && ZDRV="$ONE_PART,$ONE_FS,$ONE_FN"
[ "$ZDRV" ] && { LOADMSG="zdrv"; setup_onepupdrv "$ZDRV" "z"; }

find_onepupdrv "$Y_PART" "$Y_BP_FN" "$Y_DEF_FN" "y"
[ "$ONE_FN" ] && YDRV="$ONE_PART,$ONE_FS,$ONE_FN"
[ "$YDRV" ] && { LOADMSG="ydrv"; setup_onepupdrv "$YDRV" "y" "p"; }

find_onepupdrv "$A_PART" "$A_BP_FN" "$A_DEF_FN" "a"
[ "$ONE_FN" ] && ADRV="$ONE_PART,$ONE_FS,$ONE_FN"
[ "$ADRV" ] && { LOADMSG="adrv"; setup_onepupdrv "$ADRV" "a" "p"; }