org-babel-where-is-src-block-head

org-babel-where-is-src-block-head is a compiled Lisp function in `ob-core.el'.

(org-babel-where-is-src-block-head)

Find where the current source block begins.
Return the point at the beginning of the current source
block. Specifically at the beginning of the #+BEGIN_SRC line.
If the point is not on a source block then return nil.