Temporary header file '/tmp/AicUid_DiD/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/lxc/attach_options.h" #include "/usr/include/lxc/lxccontainer.h" #include "/usr/include/lxc/version.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; bdev_specs* tmp_add_class_3; lxc_attach_command_t* tmp_add_class_4; lxc_attach_options_t* tmp_add_class_5; lxc_console_log* tmp_add_class_6; lxc_container* tmp_add_class_7; lxc_groups_t* tmp_add_class_8; lxc_log* tmp_add_class_9; lxc_mount* tmp_add_class_10; lxc_snapshot* tmp_add_class_11; mallinfo2* tmp_add_class_12; migrate_opts* tmp_add_class_13; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/AicUid_DiD/dump1.h" /tmp/AicUid_DiD/dump1.h:29:3: error: ‘mallinfo2’ does not name a type 29 | mallinfo2* tmp_add_class_12; | ^~~~~~~~~