http://bugs.ghostscript.com/show_bug.cgi?id=693518

--- mupdf-1.3/Makerules
+++ mupdf-1.3/Makerules
@@ -52,8 +52,8 @@
 
 SYS_FREETYPE_CFLAGS = $(shell pkg-config --cflags freetype2)
 SYS_FREETYPE_LIBS = $(shell pkg-config --libs freetype2)
-SYS_OPENJPEG_CFLAGS = $(shell pkg-config --cflags libopenjpeg1)
-SYS_OPENJPEG_LIBS = $(shell pkg-config --libs libopenjpeg1)
+SYS_OPENJPEG_CFLAGS = $(shell pkg-config --cflags libopenjp2)
+SYS_OPENJPEG_LIBS = $(shell pkg-config --libs libopenjp2)
 SYS_JBIG2DEC_LIBS = -ljbig2dec
 SYS_JPEG_LIBS = -ljpeg
 SYS_ZLIB_LIBS = -lz