libdng_sym        635 core/modules.c extern libdng_sym default_libdng;
libdng_sym        681 core/modules.c libdng_sym default_libdng =
libdng_sym        697 core/modules.c libdng_sym* libdng = &default_libdng;
libdng_sym       1384 modules/dng.c  libdng_sym _libdng =
libdng_sym         34 modules/dng.h  extern libdng_sym* libdng;