src/pt2_diskop.c: In function 'findFirst':
src/pt2_diskop.c:166:29: error: 'struct dirent' has no member named 'd_type'; did you mean 'd_name'?
  searchRec->isDir = (fData->d_type == DT_DIR) ? true : false;
                             ^~~~~~
                             d_name
src/pt2_diskop.c:166:39: error: 'DT_DIR' undeclared (first use in this function); did you mean 'DIR'?
  searchRec->isDir = (fData->d_type == DT_DIR) ? true : false;
                                       ^~~~~~
                                       DIR
src/pt2_diskop.c:166:39: note: each undeclared identifier is reported only once for each function it appears in
src/pt2_diskop.c:168:13: error: 'struct dirent' has no member named 'd_type'; did you mean 'd_name'?
  if (fData->d_type == DT_UNKNOWN || fData->d_type == DT_LNK)
             ^~~~~~
             d_name
src/pt2_diskop.c:168:23: error: 'DT_UNKNOWN' undeclared (first use in this function); did you mean 'SDLK_UNKNOWN'?
  if (fData->d_type == DT_UNKNOWN || fData->d_type == DT_LNK)
                       ^~~~~~~~~~
                       SDLK_UNKNOWN
src/pt2_diskop.c:168:44: error: 'struct dirent' has no member named 'd_type'; did you mean 'd_name'?
  if (fData->d_type == DT_UNKNOWN || fData->d_type == DT_LNK)
                                            ^~~~~~
                                            d_name
src/pt2_diskop.c:168:54: error: 'DT_LNK' undeclared (first use in this function); did you mean 'M_LN2'?
  if (fData->d_type == DT_UNKNOWN || fData->d_type == DT_LNK)
                                                      ^~~~~~
                                                      M_LN2
src/pt2_diskop.c: In function 'findNext':
src/pt2_diskop.c:243:29: error: 'struct dirent' has no member named 'd_type'; did you mean 'd_name'?
  searchRec->isDir = (fData->d_type == DT_DIR) ? true : false;
                             ^~~~~~
                             d_name
src/pt2_diskop.c:243:39: error: 'DT_DIR' undeclared (first use in this function); did you mean 'DIR'?
  searchRec->isDir = (fData->d_type == DT_DIR) ? true : false;
                                       ^~~~~~
                                       DIR
src/pt2_diskop.c:245:13: error: 'struct dirent' has no member named 'd_type'; did you mean 'd_name'?
  if (fData->d_type == DT_UNKNOWN || fData->d_type == DT_LNK)
             ^~~~~~
             d_name
src/pt2_diskop.c:245:23: error: 'DT_UNKNOWN' undeclared (first use in this function); did you mean 'SDLK_UNKNOWN'?
  if (fData->d_type == DT_UNKNOWN || fData->d_type == DT_LNK)
                       ^~~~~~~~~~
                       SDLK_UNKNOWN
src/pt2_diskop.c:245:44: error: 'struct dirent' has no member named 'd_type'; did you mean 'd_name'?
  if (fData->d_type == DT_UNKNOWN || fData->d_type == DT_LNK)
                                            ^~~~~~
                                            d_name
src/pt2_diskop.c:245:54: error: 'DT_LNK' undeclared (first use in this function); did you mean 'M_LN2'?
  if (fData->d_type == DT_UNKNOWN || fData->d_type == DT_LNK)
                                                      ^~~~~~
                                                      M_LN2