Root Swap internal and external memory

[LeGiT_dIaMoNd]

Ok so i want to make my external sd into the internal. People tell me chage it in the vold.fstab file found in /etc/vold.fstab open it as text and you get.

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/devices/msm_sdcc.2/mmc_host     auto     vfat    defaults    voldmanaged=external_SD:auto

How would I edit this to make external the internal

 

[coffinsupply]

i see nothing related to mount point