--- old/src/hotspot/os/aix/os_aix.inline.hpp	2018-07-10 15:42:49.285942479 -0400
+++ new/src/hotspot/os/aix/os_aix.inline.hpp	2018-07-10 15:42:49.101932343 -0400
@@ -74,17 +74,6 @@
 
 inline const int os::default_file_open_flags() { return 0;}
 
-inline DIR* os::opendir(const char* dirname) {
-  assert(dirname != NULL, "just checking");
-  return ::opendir(dirname);
-}
-
-inline int os::readdir_buf_size(const char *path) {
-  // According to aix sys/limits, NAME_MAX must be retrieved at runtime.
-  const long my_NAME_MAX = pathconf(path, _PC_NAME_MAX);
-  return my_NAME_MAX + sizeof(dirent) + 1;
-}
-
 inline jlong os::lseek(int fd, jlong offset, int whence) {
   return (jlong) ::lseek64(fd, offset, whence);
 }
@@ -97,23 +86,6 @@
   return ::ftruncate64(fd, length);
 }
 
-inline struct dirent* os::readdir(DIR* dirp, dirent *dbuf) {
-  dirent* p = NULL;
-  assert(dirp != NULL, "just checking");
-
-  // AIX: slightly different from POSIX.
-  // On AIX, readdir_r returns 0 or != 0 and error details in errno.
-  if (::readdir_r(dirp, dbuf, &p) != 0) {
-    return NULL;
-  }
-  return p;
-}
-
-inline int os::closedir(DIR *dirp) {
-  assert(dirp != NULL, "argument is NULL");
-  return ::closedir(dirp);
-}
-
 // macros for restartable system calls
 
 #define RESTARTABLE(_cmd, _result) do { \