diff --git a/ChangeLog b/ChangeLog
index df03ae4c6d..b44fadc936 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Thu Oct  2 00:14:16 2003  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* signal.c (ruby_signal_name): adjust to the prototype.
+
+	* process.c (pst_inspect): ditto.
+
+	* ext/etc/etc.c (Init_etc): typo.
+
 Wed Oct  1 20:49:41 2003  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* gc.c (heaps): manage slots and limits together.  [ruby-dev:21453]
diff --git a/ext/etc/etc.c b/ext/etc/etc.c
index 3d4052e27b..ac52eb662f 100644
--- a/ext/etc/etc.c
+++ b/ext/etc/etc.c
@@ -366,7 +366,7 @@ Init_etc()
     rb_define_module_function(mEtc, "group", etc_group, 0);
     rb_define_module_function(mEtc, "setgrent", etc_setgrent, 0);
     rb_define_module_function(mEtc, "endgrent", etc_endgrent, 0);
-    rb_define_module_function(mEtc, "getgrent", etc_g,etgrent, 0);
+    rb_define_module_function(mEtc, "getgrent", etc_getgrent, 0);
 
     sPasswd =  rb_struct_define("Passwd",
 				"name", "passwd", "uid", "gid",
diff --git a/process.c b/process.c
index 6d8cd25d2c..24b75855a7 100644
--- a/process.c
+++ b/process.c
@@ -160,7 +160,7 @@ pst_inspect(st)
     str = rb_str_new2(buf);
     if (WIFSTOPPED(status)) {
 	int stopsig = WSTOPSIG(status);
-	char *signame = ruby_signal_name(stopsig);
+	const char *signame = ruby_signal_name(stopsig);
 	if (signame) {
 	    snprintf(buf, sizeof(buf), ",stopped(SIG%s=%d)", signame, stopsig);
 	}
@@ -171,7 +171,7 @@ pst_inspect(st)
     }
     if (WIFSIGNALED(status)) {
 	int termsig = WTERMSIG(status);
-	char *signame = ruby_signal_name(termsig);
+	const char *signame = ruby_signal_name(termsig);
 	if (signame) {
 	    snprintf(buf, sizeof(buf), ",signaled(SIG%s=%d)", signame, termsig);
 	}
diff --git a/signal.c b/signal.c
index bcf7b1d96b..628fdc3fc6 100644
--- a/signal.c
+++ b/signal.c
@@ -191,7 +191,7 @@ signo2signm(no)
     return 0;
 }
 
-char *
+const char *
 ruby_signal_name(no)
     int no;
 {