(a) General rule.--A banking institution shall be governed by the provisions of Subchapter F of Chapter 17 (relating to derivative actions).
(b) Security for costs.--(Deleted by amendment).
(c) Definitions.--When applying the provisions of Subchapter F of Chapter 17, the following words and phrases shall have the meanings given to them in this subsection:
"Director." Includes any individual performing the function of director, regardless of title.
"Member." Includes depositors in a mutual banking institution.
"Shares." Includes outstanding contracts or accounts of members in a mutual banking institution.