From 3229c32008a9a1a3d83463ccbcd97013c10668d7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 18 Feb 2009 06:21:04 +0000
Subject: * io.c (rb_write_error2, argf_next_argv), process.c (rb_fork_err),  
 random.c (fill_random_seed): suppress warnings.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22396 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 io.c      | 8 ++++----
 process.c | 4 ++--
 random.c  | 2 +-
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/io.c b/io.c
index 6f0b9d034f..3655d61353 100644
--- a/io.c
+++ b/io.c
@@ -5813,7 +5813,7 @@ void
 rb_write_error2(const char *mesg, long len)
 {
     if (rb_stderr == orig_stderr || RFILE(orig_stderr)->fptr->fd < 0) {
-	fwrite(mesg, sizeof(char), len, stderr);
+	(void)fwrite(mesg, sizeof(char), len, stderr);
     }
     else {
 	rb_io_write(rb_stderr, rb_str_new(mesg, len));
@@ -6277,10 +6277,10 @@ argf_next_argv(VALUE argf)
 		    chmod(fn, st.st_mode);
 #endif
 		    if (st.st_uid!=st2.st_uid || st.st_gid!=st2.st_gid) {
-#ifdef __SYMBIAN32__		    
-			chown(fn, st.st_uid, st.st_gid);
+#ifdef HAVE_FCHOWN
+			(void)fchown(fw, st.st_uid, st.st_gid);
 #else			
-			fchown(fw, st.st_uid, st.st_gid);
+			(void)chown(fn, st.st_uid, st.st_gid);
 #endif			
 		    }
 #endif
diff --git a/process.c b/process.c
index 2c9ef5021a..4abbb48e3c 100644
--- a/process.c
+++ b/process.c
@@ -2486,10 +2486,10 @@ rb_fork_err(int *status, int (*chfunc)(void*, char *, size_t), void *charg, VALU
 	    if (!(*chfunc)(charg, errmsg, errmsg_buflen)) _exit(EXIT_SUCCESS);
 #ifdef FD_CLOEXEC
 	    err = errno;
-	    write(ep[1], &err, sizeof(err));
+	    (void)write(ep[1], &err, sizeof(err));
             if (errmsg && 0 < errmsg_buflen) {
                 errmsg[errmsg_buflen-1] = '\0';
-                write(ep[1], errmsg, strlen(errmsg));
+                (void)write(ep[1], errmsg, strlen(errmsg));
             }
 #endif
 #if EXIT_SUCCESS == 127
diff --git a/random.c b/random.c
index 484c1902fb..3c74a2acb6 100644
--- a/random.c
+++ b/random.c
@@ -297,7 +297,7 @@ fill_random_seed(unsigned long seed[DEFAULT_SEED_CNT])
 #endif
             )) >= 0) {
         if (fstat(fd, &statbuf) == 0 && S_ISCHR(statbuf.st_mode)) {
-            read(fd, seed, DEFAULT_SEED_LEN);
+            (void)read(fd, seed, DEFAULT_SEED_LEN);
         }
         close(fd);
     }
-- 
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