Temporary header file '/tmp/BdY_JNwvJP/dump1.h' with the following content will be compiled to create GCC translation unit dump: // add defines #define __STDC_VERSION__ 201710L #define _GXX_NULLPTR_T #define CLUTTER_ENABLE_COMPOSITOR_API 1 #define _REGEX_NELTS(n) #define _Atomic #define PACKED #define getaddrinfo_a(a,b,c,d) // add includes #include "/usr/include/libzvbi.h" // add classes _G_fpos64_t* tmp_add_class_0; _G_fpos_t* tmp_add_class_1; _IO_cookie_io_functions_t* tmp_add_class_2; itimerval* tmp_add_class_3; vbi_bit_slicer* tmp_add_class_4; vbi_capture_buffer* tmp_add_class_5; vbi_char* tmp_add_class_6; vbi_event* tmp_add_class_7; vbi_export_info* tmp_add_class_8; vbi_link* tmp_add_class_9; vbi_page* tmp_add_class_10; vbi_program_info* tmp_add_class_11; vbi_raw_decoder* tmp_add_class_12; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/BdY_JNwvJP/dump1.h"