diff -Naur xpdf-4.03-orig/CMakeLists.txt xpdf-4.03/CMakeLists.txt
--- xpdf-4.03-orig/CMakeLists.txt	2021-01-27 23:23:51.000000000 +0100
+++ xpdf-4.03/CMakeLists.txt	2021-04-16 21:29:07.764217289 +0200
@@ -18,7 +18,6 @@
 add_subdirectory(fofi)
 add_subdirectory(splash)
 add_subdirectory(xpdf)
-add_subdirectory(xpdf-qt)
 
 if (NOT HAVE_FREETYPE_H)
   message(WARNING "Couldn't find FreeType -- will not build pdftoppm, pdftopng, pdftohtml, or xpdf.")
@@ -28,10 +27,6 @@
   message(WARNING "Couldn't find libpng -- will not build pdftopng or pdftohtml.")
 endif ()
 
-if (NOT QT4_FOUND AND NOT Qt5Widgets_FOUND)
-  message(WARNING "Couldn't find Qt4 or Qt5 -- will not build xpdf.")
-endif ()
-
 if (NOT MULTITHREADED)
   message(WARNING "Multithreading is disabled -- will not build xpdf.")
 endif ()
diff -Naur xpdf-4.03-orig/cmake-config.txt xpdf-4.03/cmake-config.txt
--- xpdf-4.03-orig/cmake-config.txt	2021-01-27 23:23:51.000000000 +0100
+++ xpdf-4.03/cmake-config.txt	2021-04-16 21:29:55.164217289 +0200
@@ -207,64 +207,6 @@
 #--- look for libpng
 find_package(PNG)
 
-
-
-
-#--- look for Qt
-find_package(Qt5Widgets QUIET)
-if (Qt5Widgets_FOUND)
-  find_package(Qt5Network)
-  find_package(Qt5PrintSupport)
-else ()
-  find_package(Qt4 COMPONENTS QtCore QtGui QtNetwork)
-endif ()
-if(Qt5Widgets_FOUND)
-  message(STATUS "Qt5 found")
-  if (XPDFWIDGET_PRINTING)
-    set(QT_INCLUDES "${Qt5Widgets_INCLUDE_DIRS} ${Qt5Network_INCLUDE_DIRS} ${Qt5PrintSupport_INCLUDE_DIRS}")
-    set(QT_DEFINITIONS "${Qt5Widgets_DEFINITIONS} ${Qt5Network_DEFINITIONS} ${Qt5PrintSupport_DEFINITIONS}")
-    set(QT_LIBRARIES Qt5::Widgets Qt5::Network Qt5::PrintSupport)
-  else ()
-    set(QT_INCLUDES "${Qt5Widgets_INCLUDE_DIRS} ${Qt5Network_INCLUDE_DIRS}")
-    set(QT_DEFINITIONS "${Qt5Widgets_DEFINITIONS} ${Qt5Network_DEFINITIONS}")
-    set(QT_LIBRARIES Qt5::Widgets Qt5::Network)
-  endif ()
-  if (XPDFWIDGET_PRINTING)
-    if (APPLE)
-      set(EXTRA_QT_LIBRARIES "-framework ApplicationServices")
-    elseif (UNIX)
-      find_package(Cups)
-      if (CUPS_FOUND)
-        set(EXTRA_QT_LIBRARIES ${CUPS_LIBRARIES})
-      else ()
-        set (XPDFWIDGET_PRINTING OFF)
-      endif ()
-    else ()
-      set(EXTRA_QT_LIBRARIES "")
-    endif ()
-  endif ()
-  # remove "-fPIE" here because we added "-fPIC" above
-  string(REPLACE "-fPIE" "" QT_CFLAGS "${Qt5Widgets_EXECUTABLE_COMPILE_FLAGS}")
-elseif(QT4_FOUND)
-  message(STATUS "Qt4 found")
-  if (XPDFWIDGET_PRINTING)
-    if (APPLE)
-      set(EXTRA_QT_LIBRARIES "-framework ApplicationServices")
-    elseif (UNIX)
-      find_package(Cups)
-      if (CUPS_FOUND)
-        set(EXTRA_QT_LIBRARIES ${CUPS_LIBRARIES})
-      else ()
-        set (XPDFWIDGET_PRINTING OFF)
-      endif ()
-    else ()
-      set(EXTRA_QT_LIBRARIES "")
-    endif ()
-  endif ()
-else()
-  message(STATUS "No Qt library found")
-endif()
-
 #--- look for libpaper
 find_library(PAPER_LIBRARY
              NAMES paper libpaper

.