Temporary header file '/tmp/Kb_8L0DOae/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/arm-linux-gnueabihf/nx-X11/extensions/randr.h" #include "/usr/include/arm-linux-gnueabihf/nx-X11/extensions/randrproto.h" The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/Kb_8L0DOae/dump1.h" In file included from /tmp/Kb_8L0DOae/dump1.h:13: /usr/include/arm-linux-gnueabihf/nx-X11/extensions/randrproto.h:35:10: fatal error: nx-X11/extensions/renderproto.h: No such file or directory 35 | #include | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ compilation terminated.