- missing implementation gdJpegGetVersionString (thanks Rob)

ext/gd/libgd/gd.h

@@ -249,6 +249,9 @@ gdImagePtr gdImageCreateFromJpegCtx(gdIOCtx *infile, int ignore_warning);
 int gdJpegGetVersionInt();
 const char * gdPngGetVersionString();
 
+int gdJpegGetVersionInt();
+const char * gdJpegGetVersionString();
+
 /* A custom data source. */
 /* The source function must return -1 on error, otherwise the number
         of bytes fetched. 0 is EOF, not an error! */

ext/gd/libgd/gd_jpeg.c

@@ -107,6 +107,18 @@ int gdJpegGetVersionInt()
 	return JPEG_LIB_VERSION;
 }
 
+const char * gdJpegGetVersionString()
+{
+	switch(JPEG_LIB_VERSION) {
+		case 62:
+			return "6b";
+			break;
+		default:
+			return "unknown";
+	}
+}
+
+
 /*
  * Write IM to OUTFILE as a JFIF-formatted JPEG image, using quality
  * QUALITY.  If QUALITY is in the range 0-100, increasing values