hook_blocks. Returns an array of available blocks offered by this module in this format: array( delta => "This is the title of the block.", ), );

Delta can be just about anything machine-readable. Alphanumeric and underscores only. Ex: 0, 1, fun_2, etc.

File

modules/content/content.module, line 2703

Code

function content_blocks() {
  return array(
    "primary" => t("Primary content block"),
  );
}