Renamed new enumeration.
diff --git a/coders/jp2.c b/coders/jp2.c
index ca3c0bb..3bc98f6 100644
--- a/coders/jp2.c
+++ b/coders/jp2.c
@@ -549,8 +549,8 @@
   entry->mime_type=ConstantString("image/jp2");
   entry->module=ConstantString("JP2");
   entry->magick=(IsImageFormatHandler *) IsJP2;
-  entry->flags^=Adjoin;
-  entry->flags|=SeekableStream;
+  entry->flags^=CoderAdjoinFlag;
+  entry->flags|=CoderSeekableStreamFlag;
 #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE)
   entry->decoder=(DecodeImageHandler *) ReadJP2Image;
   entry->encoder=(EncodeImageHandler *) WriteJP2Image;
@@ -563,8 +563,8 @@
   entry->mime_type=ConstantString("image/jp2");
   entry->module=ConstantString("JP2");
   entry->magick=(IsImageFormatHandler *) IsJ2K;
-  entry->flags^=Adjoin;
-  entry->flags|=SeekableStream;
+  entry->flags^=CoderAdjoinFlag;
+  entry->flags|=CoderSeekableStreamFlag;
 #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE)
   entry->decoder=(DecodeImageHandler *) ReadJP2Image;
   entry->encoder=(EncodeImageHandler *) WriteJP2Image;
@@ -577,8 +577,8 @@
   entry->mime_type=ConstantString("image/jp2");
   entry->module=ConstantString("JP2");
   entry->magick=(IsImageFormatHandler *) IsJ2K;
-  entry->flags^=Adjoin;
-  entry->flags|=SeekableStream;
+  entry->flags^=CoderAdjoinFlag;
+  entry->flags|=CoderSeekableStreamFlag;
 #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE)
   entry->decoder=(DecodeImageHandler *) ReadJP2Image;
   entry->encoder=(EncodeImageHandler *) WriteJP2Image;
@@ -591,8 +591,8 @@
   entry->mime_type=ConstantString("image/jp2");
   entry->module=ConstantString("JP2");
   entry->magick=(IsImageFormatHandler *) IsJP2;
-  entry->flags^=Adjoin;
-  entry->flags|=SeekableStream;
+  entry->flags^=CoderAdjoinFlag;
+  entry->flags|=CoderSeekableStreamFlag;
 #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE)
   entry->decoder=(DecodeImageHandler *) ReadJP2Image;
   entry->encoder=(EncodeImageHandler *) WriteJP2Image;
@@ -605,8 +605,8 @@
   entry->mime_type=ConstantString("image/jp2");
   entry->module=ConstantString("JP2");
   entry->magick=(IsImageFormatHandler *) IsJP2;
-  entry->flags^=Adjoin;
-  entry->flags|=SeekableStream;
+  entry->flags^=CoderAdjoinFlag;
+  entry->flags|=CoderSeekableStreamFlag;
 #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE)
   entry->decoder=(DecodeImageHandler *) ReadJP2Image;
   entry->encoder=(EncodeImageHandler *) WriteJP2Image;
@@ -619,8 +619,8 @@
   entry->mime_type=ConstantString("image/jp2");
   entry->module=ConstantString("JP2");
   entry->magick=(IsImageFormatHandler *) IsJP2;
-  entry->flags^=Adjoin;
-  entry->flags|=SeekableStream;
+  entry->flags^=CoderAdjoinFlag;
+  entry->flags|=CoderSeekableStreamFlag;
 #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE)
   entry->decoder=(DecodeImageHandler *) ReadJP2Image;
   entry->encoder=(EncodeImageHandler *) WriteJP2Image;