We're getting several build errors on AIX:

os_posix.cpp:1081:3: error: unknown type name 'Dl_info'; did you mean 'if_info'?
 1081 | Dl_info dlinfo;
      | ^~~~~~~
      | if_info
/usr/include/netinet/in.h:719:8: note: 'if_info' declared here
  719 | struct if_info {
      | ^
jdk/src/hotspot/os/posix/os_posix.cpp:1082:13: error: use of undeclared identifier 'dladdr'
 1082 | int ret = dladdr(CAST_FROM_FN_PTR(void *, os::jvm_path), &dlinfo);
      | ^
jdk/src/hotspot/os/posix/os_posix.cpp:1087:18: error: no member named 'dli_fname' in 'if_info'; did you mean 'ifi_name'?
 1087 | fname = dlinfo.dli_fname;
      | ^~~~~~~~~
      | ifi_name
/usr/include/netinet/in.h:720:9: note: 'ifi_name' declared here
   ... (rest of output omitted)