6 theme calls to theme_user_picture() in Drupal 4

phptemplate_comment in themes/engines/phptemplate/phptemplate.engine

Prepare the values passed to the theme_comment function to be passed into a pluggable template engine.

phptemplate_node in themes/engines/phptemplate/phptemplate.engine

theme_profile_block in modules/profile.module

theme_profile_listing in modules/profile.module

theme_user_profile in modules/user.module

Theme a user page

user_edit_form in modules/user.module