diff -Naur gnuplot-5.0.4-new/docs/gnuplot.pdf gnuplot-5.0.4-old/docs/gnuplot.pdf
--- gnuplot-5.0.4-new/docs/gnuplot.pdf	2016-07-21 17:47:10.000000000 +0200
+++ gnuplot-5.0.4-old/docs/gnuplot.pdf	2016-07-20 05:25:57.000000000 +0200
@@ -11445,8 +11445,8 @@
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 /Author(gnuplot)/Title(gnuplot documentation)/Subject(see www.gnuplot.info)/Creator(LaTeX with hyperref package)/Producer(pdfTeX-1.40.14)/Keywords()
-/CreationDate (D:20160721084708-07'00')
-/ModDate (D:20160721084708-07'00')
+/CreationDate (D:20160719202555-07'00')
+/ModDate (D:20160719202555-07'00')
 /Trapped /False
 /PTEX.Fullbanner (This is pdfTeX, Version 3.1415926-2.5-1.40.14 (TeX Live 2013/Mageia) kpathsea version 6.1.1)
 >> endobj
@@ -11470,7 +11470,7 @@
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 /Info 6539 0 R
-/ID [<6898D2AAE33E85175B346EB9F8A7546B> <6898D2AAE33E85175B346EB9F8A7546B>]
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diff -Naur gnuplot-5.0.4-new/ChangeLog gnuplot-5.0.4-old/ChangeLog
--- gnuplot-5.0.4-new/ChangeLog	2016-07-21 17:45:11.000000000 +0200
+++ gnuplot-5.0.4-old/ChangeLog	2016-07-20 05:22:29.000000000 +0200
@@ -1,10 +1,3 @@
-2016-07-21  Ethan A Merritt  <address@hidden>
-
-	* src/term_api.h:  Define TERM_POLYGON_PIXELS.
-	* src/graphics.c (plot_image_or_update_axes):  If this flag is set,
-	implement "plot ... with image pixels" using term->filled_polygon()
-	rather than term->fillbox().
-
 2016-07-19  Jun Takimoto <address@hidden>
 
 	* term/aquaterm.trm:  The AQUA_boxfill() routine scales very badly 
diff -Naur gnuplot-5.0.4-new/src/graphics.c gnuplot-5.0.4-old/src/graphics.c
--- gnuplot-5.0.4-new/src/graphics.c	2016-07-21 17:43:44.000000000 +0200
+++ gnuplot-5.0.4-old/src/graphics.c	2016-07-06 06:43:36.000000000 +0200
@@ -4835,8 +4835,7 @@
 				corners[0].style = FS_TRANSPARENT_SOLID + (alpha<<4);
 			}
 
-			if (rectangular_image && term->fillbox
-			&&  !(term->flags & TERM_POLYGON_PIXELS)) {
+			if (rectangular_image && term->fillbox) {
 			    /* Some terminals (canvas) can do filled rectangles */
 			    /* more efficiently than filled polygons. */
 			    (*term->fillbox)( corners[0].style,
diff -Naur gnuplot-5.0.4-new/src/term_api.h gnuplot-5.0.4-old/src/term_api.h
--- gnuplot-5.0.4-new/src/term_api.h	2016-07-21 17:39:07.000000000 +0200
+++ gnuplot-5.0.4-old/src/term_api.h	2016-01-19 00:51:59.000000000 +0100
@@ -261,7 +261,6 @@
 #define TERM_IS_LATEX        (1<<13)	/* text uses TeX markup            */
 #define TERM_EXTENDED_COLOR  (1<<14)	/* uses EXTENDED_COLOR_SPECS       */
 #define TERM_NULL_SET_COLOR  (1<<15)	/* no support for RGB color        */
-#define TERM_POLYGON_PIXELS  (1<<16)	/* filledpolygon rather than fillbox */
 
 /* The terminal interface structure --- heart of the terminal layer.
  *
diff -Naur gnuplot-5.0.4-new/src/version.c gnuplot-5.0.4-old/src/version.c
--- gnuplot-5.0.4-new/src/version.c	2016-07-21 17:50:12.000000000 +0200
+++ gnuplot-5.0.4-old/src/version.c	2016-07-20 05:23:21.000000000 +0200
@@ -44,7 +44,7 @@
 #ifdef DEVELOPMENT_VERSION
 #include "timestamp.h"
 #else
-const char gnuplot_date[] = "2016-07-21 ";
+const char gnuplot_date[] = "2016-07-19 ";
 #endif
 const char gnuplot_copyright[] = "Copyright (C) 1986-1993, 1998, 2004, 2007-2016";