Here are the data structures with brief descriptions:

C_drfuzz_crash_state_t
C_drfuzz_fault_t
C_drfuzz_fault_thread_state_t
C_drfuzz_target_frame_t
C_drsys_arg_t
C_drsys_options_t
C_drsys_sysnum_t
C_umbra_map_options_t
C_umbra_shadow_memory_info_t