can't compile on Ma OS X with --Werror flag

[fotonmoton]

got errors:

munit.c:652:47: error: missing field 'denom'
      initializer [-Werror,-Wmissing-field-initializers]
  static mach_timebase_info_data_t tbi = { 0, };
                                           


munit.c:676:47: error: missing field 'denom'
      initializer [-Werror,-Wmissing-field-initializers]
  static mach_timebase_info_data_t tbi = { 0, };
                                              


munit.c:907:39: error: missing field
      'nanoseconds' initializer [-Werror,-Wmissing-field-initializers]
  struct PsnipClockTimespec wc = { 0, };
                                      


munit.c:1175:53: error: missing field
      'nanoseconds' initializer [-Werror,-Wmissing-field-initializers]
  struct PsnipClockTimespec wall_clock_begin = { 0, }, wall_clock_end = { 0, };
                                                    


munit.c:1175:78: error: missing field
      'nanoseconds' initializer [-Werror,-Wmissing-field-initializers]
  struct PsnipClockTimespec wall_clock_begin = { 0, }, wall_clock_end = { 0, };
                                                                             


munit.c:1176:52: error: missing field
      'nanoseconds' initializer [-Werror,-Wmissing-field-initializers]
  struct PsnipClockTimespec cpu_clock_begin = { 0, }, cpu_clock_end = { 0, };
                                                   


munit.c:1176:76: error: missing field
      'nanoseconds' initializer [-Werror,-Wmissing-field-initializers]
  struct PsnipClockTimespec cpu_clock_begin = { 0, }, cpu_clock_end = { 0, };
                                                                           

clang -v:
Apple LLVM version 9.0.0 (clang-900.0.39.2) Target: x86_64-apple-darwin17.4.0 Thread model: posix InstalledDir: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin