diff --git a/Source/Coder.m b/Source/Coder.m
index d2ffc1e6a..cac811344 100644
--- a/Source/Coder.m
+++ b/Source/Coder.m
@@ -244,7 +244,7 @@ static BOOL debug_coder = NO;
      references. */
   id o;
   [self decodeObjectAt: &o withName: NULL];
-  return o;
+  return [o autorelease];
 }
 
 - (unsigned int) systemVersion
diff --git a/Source/NSCalendarDate.m b/Source/NSCalendarDate.m
index 39a18e1cb..dc547e6a3 100644
--- a/Source/NSCalendarDate.m
+++ b/Source/NSCalendarDate.m
@@ -156,8 +156,8 @@ static id long_day[7] = {@"Sunday",
 - (id) initWithCoder: (NSCoder*)aCoder
 {
     self = [super initWithCoder: aCoder];
-    calendar_format = [aCoder decodeObject];
-    time_zone = [aCoder decodeObject];
+    [aCoder decodeValueOfObjCType: @encode(id) at: &calendar_format];
+    [aCoder decodeValueOfObjCType: @encode(id) at: &time_zone];
     return self;
 }
 
diff --git a/Source/NSException.m b/Source/NSException.m
index 9ae9836d6..031814883 100644
--- a/Source/NSException.m
+++ b/Source/NSException.m
@@ -147,9 +147,9 @@ _NSFoundationUncaughtExceptionHandler(NSException *exception)
 - (id)initWithCoder: aDecoder
 {
     self = [super initWithCoder:aDecoder];
-    e_name = [[aDecoder decodeObject] retain]; 
-    e_reason = [[aDecoder decodeObject] retain]; 
-    e_info = [[aDecoder decodeObject] retain]; 
+    [aDecoder decodeObjectAt: &e_name];
+    [aDecoder decodeObjectAt: &e_reason];
+    [aDecoder decodeObjectAt: &e_info];
     return self;
 }
 
diff --git a/Source/NSGAttributedString.m b/Source/NSGAttributedString.m
index 7f04fb4b8..4b7facdcd 100644
--- a/Source/NSGAttributedString.m
+++ b/Source/NSGAttributedString.m
@@ -176,9 +176,9 @@ NSDictionary *_attributesAtIndexEffectiveRange(
 - initWithCoder: aCoder
 {
   self = [super initWithCoder:aCoder];
-  textChars = [[aCoder decodeObject] retain];
-  attributeArray = [[aCoder decodeObject] retain];
-  locateArray = [[aCoder decodeObject] retain];
+  [aCoder decodeValueOfObjCType: @encode(id) at: &textChars];
+  [aCoder decodeValueOfObjCType: @encode(id) at: &attributeArray];
+  [aCoder decodeValueOfObjCType: @encode(id) at: &locateArray];
   return self;
 }
 
@@ -241,9 +241,9 @@ NSDictionary *_attributesAtIndexEffectiveRange(
 - initWithCoder: aCoder
 {
   self = [super initWithCoder:aCoder];
-  textChars = [[aCoder decodeObject] retain];
-  attributeArray = [[aCoder decodeObject] retain];
-  locateArray = [[aCoder decodeObject] retain];
+  [aCoder decodeValueOfObjCType: @encode(id) at: &textChars];
+  [aCoder decodeValueOfObjCType: @encode(id) at: &attributeArray];
+  [aCoder decodeValueOfObjCType: @encode(id) at: &locateArray];
   return self;
 }
 
diff --git a/Source/NSHost.m b/Source/NSHost.m
index e240e638b..20953a4a1 100644
--- a/Source/NSHost.m
+++ b/Source/NSHost.m
@@ -139,7 +139,7 @@ static NSMutableDictionary *_hostCache = nil;
 + (void)initialize
 {
   _hostCacheLock = [[NSConditionLock alloc] init];
-  _hostCache = [[NSMutableDictionary dictionary] retain];
+  _hostCache = [NSMutableDictionary new];
 }
 
 + (NSHost *)currentHost
@@ -246,7 +246,6 @@ static NSMutableDictionary *_hostCache = nil;
     [super initWithCoder: aCoder];
     address = [aCoder decodeObject];
     addresses = [NSArray arrayWithObject: address];
-    [address release];
     return self;
 }
 #endif
diff --git a/Source/NSLog.m b/Source/NSLog.m
index 430b57ba3..b372457f0 100644
--- a/Source/NSLog.m
+++ b/Source/NSLog.m
@@ -26,6 +26,7 @@
 #include <Foundation/NSDate.h>
 #include <Foundation/NSException.h>
 #include <Foundation/NSProcessInfo.h>
+#include <Foundation/NSAutoreleasePool.h>
 
 #ifndef __WIN32__
 #include <unistd.h>
@@ -52,6 +53,7 @@ NSLog (NSString* format, ...)
 void 
 NSLogv (NSString* format, va_list args)
 {
+  NSAutoreleasePool *arp = [NSAutoreleasePool new];
   NSString* prefix;
   NSString* message;
 
@@ -72,5 +74,6 @@ NSLogv (NSString* format, va_list args)
 
   prefix = [prefix stringByAppendingString: message];
   _NSLog_printf_handler (prefix);
+  [arp release];
 }
 
diff --git a/Source/NSProcessInfo.m b/Source/NSProcessInfo.m
index f2365d7f2..d242ebd44 100644
--- a/Source/NSProcessInfo.m
+++ b/Source/NSProcessInfo.m
@@ -70,6 +70,7 @@
 #include <Foundation/NSDate.h>
 #include <Foundation/NSException.h>
 #include <Foundation/NSProcessInfo.h>
+#include <Foundation/NSAutoreleasePool.h>
 
 /* This error message should be called only if the private main function
  * was not executed successfully. This may heppen ONLY if onother library
@@ -138,6 +139,7 @@ static NSMutableArray* _debug_array = nil;
 static void 
 _gnu_process_args(int argc, char *argv[], char *env[])
 {
+  NSAutoreleasePool	*arp = [NSAutoreleasePool new];
   int i;
 
   /* Getting the process name */
@@ -187,6 +189,7 @@ _gnu_process_args(int argc, char *argv[], char *env[])
     [keys release];
     [values release];
   }
+  [arp release];
 }
 
 /* Place the _gnu_process_args function in the _libc_subinit section so
diff --git a/Source/NSTimeZone.m b/Source/NSTimeZone.m
index 02d1ea859..9de84cb88 100644
--- a/Source/NSTimeZone.m
+++ b/Source/NSTimeZone.m
@@ -344,7 +344,7 @@ decode (const void *ptr)
 - initWithDecoder: aDecoder
 {
   self = [super initWithCoder: aDecoder];
-  name = [aDecoder decodeObject];
+  [aDecoder decodeValueOfObjCType: @encode(id) at: &name];
   return self;
 }
 
@@ -425,7 +425,7 @@ decode (const void *ptr)
 - initWithCoder: aDecoder
 {
   self = [super initWithCoder: aDecoder];
-  name = [aDecoder decodeObject];
+  [aDecoder decodeValueOfObjCType: @encode(id) at: &name];
   offset = [name intValue];
   return self;
 }
@@ -479,7 +479,7 @@ decode (const void *ptr)
 - initWithCoder: aDecoder
 {
   self = [super initWithCoder: aDecoder];
-  abbrev = [aDecoder decodeObject];
+  [aDecoder decodeValueOfObjCType: @encode(id) at: &abbrev];
   [aDecoder decodeValueOfObjCType: @encode(int) at: &offset];
   [aDecoder decodeValueOfObjCType: @encode(BOOL) at: &is_dst];
   return self;