diff -up tkimg1.4/libpng/pngtcl.decls.deprecated tkimg1.4/libpng/pngtcl.decls
--- tkimg1.4/libpng/pngtcl.decls.deprecated	2014-11-03 15:31:52.371318438 -0500
+++ tkimg1.4/libpng/pngtcl.decls	2014-11-03 15:32:19.195134442 -0500
@@ -633,9 +633,6 @@ declare 198 generic {!PNG_pHYs_SUPPORTED
 declare 199 generic {!PNG_IO_STATE_SUPPORTED} {
     png_uint_32 png_get_io_state(png_structp png_ptr)
 }
-declare 200 generic {!PNG_IO_STATE_SUPPORTED} {
-    png_const_bytep png_get_io_chunk_name(png_structp png_ptr)
-}
 declare 201 generic {!PNG_READ_INT_FUNCTIONS_SUPPORTED PNG_USE_READ_MACROS} {
     png_uint_32 png_get_uint_32(png_const_bytep buf)
 }
diff -up tkimg1.4/libpng/pngtclDecls.h.deprecated tkimg1.4/libpng/pngtclDecls.h
--- tkimg1.4/libpng/pngtclDecls.h.deprecated	2014-11-03 15:30:59.314682376 -0500
+++ tkimg1.4/libpng/pngtclDecls.h	2014-11-03 15:31:43.003382697 -0500
@@ -689,8 +689,7 @@ PNG_IMPEXP png_uint_32	png_get_pHYs_dpi(
 				png_uint_32 *res_y, int *unit_type);
 /* 199 */
 PNG_IMPEXP png_uint_32	png_get_io_state(png_const_structrp png_ptr);
-/* 200 */
-PNG_IMPEXP png_const_bytep png_get_io_chunk_name(png_structrp png_ptr);
+/* 200 - DEPRECATED */
 /* 201 */
 PNG_IMPEXP png_uint_32	png_get_uint_32(png_const_bytep buf);
 /* 202 */
@@ -1055,7 +1054,7 @@ typedef struct PngtclStubs {
     float (*png_get_y_offset_inchesPtr) (png_const_structrp png_ptr, png_const_inforp info_ptr); /* 197 */
     png_uint_32 (*png_get_pHYs_dpiPtr) (png_const_structrp png_ptr, png_const_inforp info_ptr, png_uint_32 *res_x, png_uint_32 *res_y, int *unit_type); /* 198 */
     png_uint_32 (*png_get_io_statePtr) (png_const_structrp png_ptr); /* 199 */
-    png_const_bytep (*png_get_io_chunk_namePtr) (png_structrp png_ptr); /* 200 */
+    /* 200 - DEPRECATED */
     png_uint_32 (*png_get_uint_32Ptr) (png_const_bytep buf); /* 201 */
     png_uint_16 (*png_get_uint_16Ptr) (png_const_bytep buf); /* 202 */
     png_int_32 (*png_get_int_32Ptr) (png_const_bytep buf); /* 203 */
@@ -1515,8 +1514,7 @@ PNG_IMPEXP const PngtclStubs *pngtclStub
 	(pngtclStubsPtr->png_get_pHYs_dpiPtr) /* 198 */
 #define png_get_io_state \
 	(pngtclStubsPtr->png_get_io_statePtr) /* 199 */
-#define png_get_io_chunk_name \
-	(pngtclStubsPtr->png_get_io_chunk_namePtr) /* 200 */
+/* 200 - DEPRECATED */
 #define png_get_uint_32 \
 	(pngtclStubsPtr->png_get_uint_32Ptr) /* 201 */
 #define png_get_uint_16 \
diff -up tkimg1.4/libpng/pngtclStubInit.c.deprecated tkimg1.4/libpng/pngtclStubInit.c
--- tkimg1.4/libpng/pngtclStubInit.c.deprecated	2014-11-03 15:29:58.828097279 -0500
+++ tkimg1.4/libpng/pngtclStubInit.c	2014-11-03 15:30:13.706995218 -0500
@@ -783,11 +783,7 @@ const PngtclStubs pngtclStubs = {
 #else  /* !PNG_IO_STATE_SUPPORTED */
     png_get_io_state, /* 199 */
 #endif /* !PNG_IO_STATE_SUPPORTED */
-#if !defined(PNG_IO_STATE_SUPPORTED)
     0, /* 200 */
-#else  /* !PNG_IO_STATE_SUPPORTED */
-    png_get_io_chunk_name, /* 200 */
-#endif /* !PNG_IO_STATE_SUPPORTED */
 #if !defined(PNG_READ_INT_FUNCTIONS_SUPPORTED) || defined(PNG_USE_READ_MACROS)
     0, /* 201 */
 #else  /* !PNG_READ_INT_FUNCTIONS_SUPPORTED PNG_USE_READ_MACROS */