Here is a list of all functions with links to the files they belong to:

_clipm_priv_error_sprint_messages() : clipm_priv_error.h, clipm_priv_error.c
_clipm_testlib_call_testfunction() : clipm_testlib_base.c, clipm_testlib_base.h
_clipm_testlib_image_save_if_verbose() : clipm_testlib_tools.c, clipm_testlib_tools.h