--- a/src/java.desktop/share/native/libsplashscreen/giflib/gif_lib.h	Fri Mar 29 23:14:37 2019 -0700
+++ b/src/java.desktop/share/native/libsplashscreen/giflib/gif_lib.h	Sun Mar 31 16:57:21 2019 -0700
@@ -37,19 +37,21 @@
 
 #define GIFLIB_MAJOR 5
 #define GIFLIB_MINOR 1
-#define GIFLIB_RELEASE 4
+#define GIFLIB_RELEASE 8
 
 #define GIF_ERROR   0
 #define GIF_OK      1
 
 #include <stddef.h>
-
+/** Begin JDK modifications to support building using old compilers**/
+//#include <stdbool.h>
 #ifdef bool
 #undef bool
 #endif
 typedef int bool;
 #define false 0
 #define true 1
+/** End JDK modifications to support building using old compilers**/
 
 #define GIF_STAMP "GIFVER"          /* First chars in file - GIF stamp.  */
 #define GIF_STAMP_LEN sizeof(GIF_STAMP) - 1
@@ -88,7 +90,7 @@
 #define COMMENT_EXT_FUNC_CODE     0xfe    /* comment */
 #define GRAPHICS_EXT_FUNC_CODE    0xf9    /* graphics control (GIF89) */
 #define PLAINTEXT_EXT_FUNC_CODE   0x01    /* plaintext */
-#define APPLICATION_EXT_FUNC_CODE 0xff    /* application block */
+#define APPLICATION_EXT_FUNC_CODE 0xff    /* application block (GIF89) */
 } ExtensionBlock;
 
 typedef struct SavedImage {
@@ -230,10 +232,10 @@
 /* These are legacy.  You probably do not want to call them directly */
 int DGifGetScreenDesc(GifFileType *GifFile);
 int DGifGetRecordType(GifFileType *GifFile, GifRecordType *GifType);
+int DGifGetImageHeader(GifFileType *GifFile);
 int DGifGetImageDesc(GifFileType *GifFile);
 int DGifGetLine(GifFileType *GifFile, GifPixelType *GifLine, int GifLineLen);
 int DGifGetPixel(GifFileType *GifFile, GifPixelType GifPixel);
-int DGifGetComment(GifFileType *GifFile, char *GifComment);
 int DGifGetExtension(GifFileType *GifFile, int *GifExtCode,
                      GifByteType **GifExtension);
 int DGifGetExtensionNext(GifFileType *GifFile, GifByteType **GifExtension);
@@ -241,6 +243,7 @@
                 GifByteType **GifCodeBlock);
 int DGifGetCodeNext(GifFileType *GifFile, GifByteType **GifCodeBlock);
 int DGifGetLZCodes(GifFileType *GifFile, int *GifCode);
+const char *DGifGetGifVersion(GifFileType *GifFile);
 
 
 /******************************************************************************
@@ -274,9 +277,6 @@
                                      GifPixelType ColorTransIn2[]);
 extern int GifBitSize(int n);
 
-extern void * reallocarray(void *optr, size_t nmemb, size_t size);
-
-
 /******************************************************************************
  Support for the in-core structures allocation (slurp mode).
 ******************************************************************************/