Temporary header file '/tmp/xB4RM7KWc0/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/dnswire/decoder.h"
  #include "/usr/include/dnswire/dnstap-macros.h"
  #include "/usr/include/dnswire/dnstap.h"
  #include "/usr/include/dnswire/dnstap.pb-c.h"
  #include "/usr/include/dnswire/dnswire.h"
  #include "/usr/include/dnswire/encoder.h"
  #include "/usr/include/dnswire/reader.h"
  #include "/usr/include/dnswire/trace.h"
  #include "/usr/include/dnswire/version.h"
  #include "/usr/include/dnswire/writer.h"

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/xB4RM7KWc0/dump1.h"

In file included from /usr/include/dnswire/dnstap.h:22,
                 from /usr/include/dnswire/decoder.h:23,
                 from /tmp/xB4RM7KWc0/dump1.h:12:
/usr/include/dnswire/dnstap.pb-c.h:7:10: fatal error: protobuf-c/protobuf-c.h: No such file or directory
    7 | #include <protobuf-c/protobuf-c.h>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.