diff --git a/ChangeLog b/ChangeLog
index c240d69ea0..9ec0e51631 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Mar 27 14:47:32 2002  WATANABE Hirofumi  <eban@ruby-lang.org>
+
+	* io.c (READ_DATA_PENDING): configure.in has supported for uClibc,
+	  so remove uClibc stuff.
+
 Wed Mar 27 13:14:43 2002  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* io.c (rb_io_sysseek): new method based on a patch from Aristarkh
diff --git a/io.c b/io.c
index d3a124b67c..6356c89d05 100644
--- a/io.c
+++ b/io.c
@@ -143,10 +143,6 @@ static VALUE lineno;
 #  define READ_DATA_PENDING_COUNT(fp) ((fp)->FILE_READEND - (fp)->FILE_READPTR)
 #elif defined(__BEOS__)
 #  define READ_DATA_PENDING(fp) (fp->_state._eof == 0)
-#elif defined(__UCLIBC__)
-#  define READ_DATA_PENDING(fp) ((fp)->bufpos < (fp)->bufend)
-#  define READ_DATA_PENDING_COUNT(fp) ((fp)->bufend - (fp)->bufpos)
-#  define READ_DATA_PENDING_PTR(fp) ((fp)->bufpos)
 #elif defined(__VMS)
 #  define READ_DATA_PENDING(fp) (((unsigned int)((*(fp))->_flag) & _IOEOF) == 0)
 #else