The Tune - from Genie:

X:1
T:ElSantoNino
I:abc2nwc
M:4/4
L:1/8
Q:1/4=200
K:C
z4e2e2|g6e2|B4d2d2|c4A4-|
A4c2c2|B6^d z|^f4g4|^f4e4-|e4B4|
g6e2|B4d4|c4A4-|A4c4|B6^d2|^f4g4|e8-|e4z4|]

she says:The tune is the same for all verses and is repeated from the first half of the verse to the last half.

This will be posted on the mudcat midi page as a midi asap.