src/java.desktop/share/native/libsplashscreen/giflib/gif_hash.h

*** 29,38 ****
--- 29,43 ----
  ******************************************************************************/
  
  #ifndef _GIF_HASH_H_
  #define _GIF_HASH_H_
  
+ /** Begin JDK modifications to support building on Windows **/
+ #ifndef _WIN32
+ #include <unistd.h>
+ #endif
+ /** End JDK modifications to support building on Windows **/
  #include <stdint.h>
  
  #define HT_SIZE         8192    /* 12bits = 4096 or twice as big! */
  #define HT_KEY_MASK     0x1FFF  /* 13bits keys */
  #define HT_KEY_NUM_BITS 13      /* 13bits keys */