diff --git a/src/images/SkFDStream.cpp b/src/images/SkFDStream.cpp
index e1e214a..5bf0850 100644
--- a/src/images/SkFDStream.cpp
+++ b/src/images/SkFDStream.cpp
@@ -57,7 +57,7 @@
 #endif
                 return 0;
             }
-            return size;
+            return (size_t) size;
         } else if (NULL == buffer) {        // skip
             off_t oldCurr = ::lseek(fFD, 0, SEEK_CUR);
             if (oldCurr < 0) {
@@ -74,7 +74,7 @@
                 return 0;   // error;
             }
             // return the actual amount we skipped
-            return newCurr - oldCurr;
+            return (size_t) (newCurr - oldCurr);
         } else {                            // read
             ssize_t actual = ::read(fFD, buffer, size);
             // our API can't return an error, so we return 0
diff --git a/src/images/SkImageDecoder_libbmp.cpp b/src/images/SkImageDecoder_libbmp.cpp
index fa75295..d3bb871 100644
--- a/src/images/SkImageDecoder_libbmp.cpp
+++ b/src/images/SkImageDecoder_libbmp.cpp
@@ -31,7 +31,7 @@
 DEFINE_DECODER_CREATOR(BMPImageDecoder);
 ///////////////////////////////////////////////////////////////////////////////
 
-SkImageDecoder* sk_libbmp_dfactory(SkStream* stream) {
+static SkImageDecoder* sk_libbmp_dfactory(SkStream* stream) {
     static const char kBmpMagic[] = { 'B', 'M' };
     
     size_t len = stream->getLength();
diff --git a/src/images/SkImageDecoder_libico.cpp b/src/images/SkImageDecoder_libico.cpp
index 3473344..30611cb 100644
--- a/src/images/SkImageDecoder_libico.cpp
+++ b/src/images/SkImageDecoder_libico.cpp
@@ -24,9 +24,11 @@
     virtual bool onDecode(SkStream* stream, SkBitmap* bm, Mode);
 };
 
+#if 0 // UNUSED
 SkImageDecoder* SkCreateICOImageDecoder() {
     return new SkICOImageDecoder;
 }
+#endif
 
 /////////////////////////////////////////////////////////////////////////////////////////
 
@@ -372,7 +374,7 @@
 
 #include "SkTRegistry.h"
 
-SkImageDecoder* sk_libico_dfactory(SkStream* stream) {
+static SkImageDecoder* sk_libico_dfactory(SkStream* stream) {
     // Check to see if the first four bytes are 0,0,1,0
     // FIXME: Is that required and sufficient?
     SkAutoMalloc autoMal(4);
diff --git a/src/images/SkImageDecoder_libjpeg.cpp b/src/images/SkImageDecoder_libjpeg.cpp
index 0c2b816..8989d35 100644
--- a/src/images/SkImageDecoder_libjpeg.cpp
+++ b/src/images/SkImageDecoder_libjpeg.cpp
@@ -656,7 +656,7 @@
 
 #include "SkTRegistry.h"
 
-SkImageDecoder* sk_libjpeg_dfactory(SkStream* stream) {
+static SkImageDecoder* sk_libjpeg_dfactory(SkStream* stream) {
     static const unsigned char gHeader[] = { 0xFF, 0xD8, 0xFF };
     static const size_t HEADER_SIZE = sizeof(gHeader);
 
diff --git a/src/images/SkImageDecoder_wbmp.cpp b/src/images/SkImageDecoder_wbmp.cpp
index 28a3705..a3faf3d 100644
--- a/src/images/SkImageDecoder_wbmp.cpp
+++ b/src/images/SkImageDecoder_wbmp.cpp
@@ -153,7 +153,7 @@
 
 #include "SkTRegistry.h"
 
-SkImageDecoder* sk_wbmp_dfactory(SkStream* stream) {
+static SkImageDecoder* sk_wbmp_dfactory(SkStream* stream) {
     wbmp_head   head;
 
     if (head.init(stream)) {
diff --git a/src/images/SkJpegUtility.cpp b/src/images/SkJpegUtility.cpp
index e28c512..19db018 100644
--- a/src/images/SkJpegUtility.cpp
+++ b/src/images/SkJpegUtility.cpp
@@ -74,6 +74,7 @@
 static void sk_term_source(j_decompress_ptr /*cinfo*/) {}
 
 
+#if 0 // UNUSED
 static void skmem_init_source(j_decompress_ptr cinfo) {
     skjpeg_source_mgr*  src = (skjpeg_source_mgr*)cinfo->src;
     src->next_input_byte = (const JOCTET*)src->fMemoryBase;
@@ -98,6 +99,7 @@
 }
 
 static void skmem_term_source(j_decompress_ptr /*cinfo*/) {}
+#endif
 
 
 ///////////////////////////////////////////////////////////////////////////////
@@ -105,7 +107,7 @@
 skjpeg_source_mgr::skjpeg_source_mgr(SkStream* stream, SkImageDecoder* decoder,
                                      bool ownStream) : fStream(stream) {
     fDecoder = decoder;
-    const void* baseAddr = stream->getMemoryBase();
+    // const void* baseAddr = stream->getMemoryBase();
     fMemoryBase = NULL;
     fUnrefStream = ownStream;
     fMemoryBaseSize = 0;