diff --git a/ChangeLog b/ChangeLog
index d9faccdd9c..8fe7445a81 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Wed Feb 27 13:18:49 2002  WATANABE Hirofumi  <eban@ruby-lang.org>
+
+	* io.c (READ_DATA_PENDING): uClibc support.
+
+	* random.c (rand_init): ditto.
+
+	* ext/socket/{addinfo.h,getaddrinfo.c} (gai_strerror): ditto.
+
 Wed Feb 27 07:05:17 2002  Akinori MUSHA  <knu@iDaemons.org>
 
 	* ext/digest/sha2/sha2.c: Merge from rough.  Fix a couple of
diff --git a/ext/socket/addrinfo.h b/ext/socket/addrinfo.h
index 6000a466ba..aaa309cfdd 100644
--- a/ext/socket/addrinfo.h
+++ b/ext/socket/addrinfo.h
@@ -154,7 +154,7 @@ extern int getnameinfo __P((
 
 extern void freehostent __P((struct hostent *));
 extern void freeaddrent __P((struct addrinfo *));
-extern char *gai_strerror __P((int));
+extern const char *gai_strerror __P((int));
 
 /* In case there is no definition of offsetof() provided - though any proper
 Standard C system should have one. */
diff --git a/ext/socket/getaddrinfo.c b/ext/socket/getaddrinfo.c
index d518017bc8..863d31ea6e 100644
--- a/ext/socket/getaddrinfo.c
+++ b/ext/socket/getaddrinfo.c
@@ -191,7 +191,7 @@ if (pai->ai_flags & AI_CANONNAME) {\
 
 #define ERR(err) { error = (err); goto bad; }
 
-char *
+const char *
 gai_strerror(ecode)
 	int ecode;
 {
diff --git a/io.c b/io.c
index 6829efff1c..47243563a6 100644
--- a/io.c
+++ b/io.c
@@ -119,6 +119,8 @@ static VALUE lineno;
 #  define READ_DATA_PENDING_COUNT(fp) ((fp)->FILE_COUNT)
 #elif defined(__BEOS__)
 #  define READ_DATA_PENDING(fp) (fp->_state._eof == 0)
+#elif defined(__UCLIBC__)
+#  define READ_DATA_PENDING(fp) ((fp)->bufpos < (fp)->bufend)
 #else
 /* requires systems own version of the ReadDataPending() */
 extern int ReadDataPending();
diff --git a/random.c b/random.c
index 4e9213ebc4..e76437285b 100644
--- a/random.c
+++ b/random.c
@@ -88,7 +88,7 @@ rand_init(seed)
     int old;
     static unsigned int saved_seed;
 
-#ifdef HAVE_RANDOM
+#if defined HAVE_RANDOM && !defined __UCLIBC__
     if (first == 1) {
 	initstate(1, state, sizeof state);
     }
diff --git a/version.h b/version.h
index e78570ff9d..2c687c39a6 100644
--- a/version.h
+++ b/version.h
@@ -1,4 +1,4 @@
 #define RUBY_VERSION "1.7.2"
-#define RUBY_RELEASE_DATE "2002-02-26"
+#define RUBY_RELEASE_DATE "2002-02-27"
 #define RUBY_VERSION_CODE 172
-#define RUBY_RELEASE_CODE 20020226
+#define RUBY_RELEASE_CODE 20020227