--- uae/src/include/custom.h	2018/04/24 16:50:27	1.1.1.9
+++ uae/src/include/custom.h	2018/04/24 16:57:12	1.1.1.13
@@ -37,6 +37,8 @@ extern uae_u16 intena,intreq;
 extern int current_hpos (void);
 extern int vpos;
 
+extern int n_frames;
+
 STATIC_INLINE int dmaen (unsigned int dmamask)
 {
     return (dmamask & dmacon) && (dmacon & 0x200);
@@ -54,7 +56,6 @@ STATIC_INLINE int dmaen (unsigned int dm
 #define SPCFLAG_EXEC 1024
 #define SPCFLAG_MODE_CHANGE 8192
 
-extern int dskdmaen;
 extern uae_u16 adkcon;
 
 extern unsigned int joy0dir, joy1dir;
@@ -98,6 +99,7 @@ extern unsigned long syncbase;
 #define DMA_BLITTER   0x0040
 #define DMA_COPPER    0x0080
 #define DMA_BITPLANE  0x0100
+#define DMA_MASTER    0x0200
 #define DMA_BLITPRI   0x0400
 
 extern unsigned long frametime, timeframes;
@@ -111,3 +113,14 @@ extern uae_u32 lorestab_h[256][4];
 
 extern uae_u32 hirestab_l[256][1];
 extern uae_u32 lorestab_l[256][2];
+
+/* AGA mode color lookup tables */
+extern unsigned int xredcolors[256], xgreencolors[256], xbluecolors[256];
+
+/* get resolution from bplcon0 */
+#define GET_RES(CON0) (((CON0) & 0x8000) ? RES_HIRES : ((CON0) & 0x40) ? RES_SUPERHIRES : RES_LORES)
+/* get sprite width from FMODE */
+#define GET_SPRITEWIDTH(FMODE) ((((FMODE) >> 2) & 3) == 3 ? 64 : (((FMODE) >> 2) & 3) == 0 ? 16 : 32)
+/* Compute the number of bitplanes from a value written to BPLCON0  */
+#define GET_PLANES(x) ((((x) >> 12) & 7) | (((x) & 0x10) >> 1))
+