diff -Naur qiv-2.3.2/Makefile qiv-2.3.2.patched/Makefile
--- qiv-2.3.2/Makefile	2017-11-03 14:27:27.000000000 -0400
+++ qiv-2.3.2.patched/Makefile	2019-12-31 14:06:51.304388148 -0500
@@ -24,7 +24,7 @@
 # skipped.) It should reflect whatever is compiled into imlib.
 # The latest version of imlib has removed imagemagick fallback support,
 # so some extensions (XBM TGA) have been removed.
-EXTNS = GIF TIFF XPM PNG PPM PNM PGM PCX BMP EIM JPEG SVG WMF ICO
+EXTNS = GIF TIFF XPM PNG PPM PNM PGM PCX BMP EIM JPEG SVG WMF ICO WEBP XCF PSD ICNS TGA RAW
 
 # Comment this line out if your system doesn't have getopt_long().
 GETOPT_LONG = -DHAVE_GETOPT_LONG
diff -Naur qiv-2.3.2/main.h qiv-2.3.2.patched/main.h
--- qiv-2.3.2/main.h	2017-11-03 14:27:27.000000000 -0400
+++ qiv-2.3.2.patched/main.h	2019-12-31 14:27:29.455909124 -0500
@@ -199,6 +199,27 @@
 #ifdef EXTN_SVG
     ".svg",
 #endif
+#ifdef EXTN_WEBP
+    ".webp",
+#endif
+#ifdef EXTN_XCF
+    ".xcf",
+#endif
+#ifdef EXTN_PSD
+    ".psd",
+#endif
+#ifdef EXTN_ICNS
+    ".icns",
+#endif
+	 /* BROKEN in slackware 14.2, using newer versions
+		 of jasper and gdk-pixbuf2 built with jasper didn't help.
+	 	 Disabled in Makefile. */
+#ifdef EXTN_JP2
+    ".jp2", ".jpc", ".jpx", ".j2k", ".jpf",
+#endif
+#ifdef EXTN_RAW
+	 "dng", "cr2", "crw", "nef", "orf", "pef", "arw", "erf", "mrw", "raf",
+#endif
     NULL
 };
 
@@ -238,6 +259,29 @@
 #ifdef EXTN_ICO
   "MS Windows icon resource",
 #endif
+#ifdef EXTN_WEBP
+  "RIFF (little-endian) data, Web/P image",
+#endif
+#ifdef EXTN_XCF
+  "GIMP XCF image data",
+#endif
+#ifdef EXTN_PSD
+  "Adobe Photoshop Image",
+#endif
+#ifdef EXTN_ICNS
+  "Mac OS X icon",
+#endif
+#ifdef EXTN_JP2
+  "JPEG 2000",
+#endif
+#ifdef EXTN_RAW
+  /* 20191231 bkw: some of these (dng, nef, erf, pef) show up as TIFF
+	  with the file command, so we can't include them here. */
+  "Canon CIFF",
+  "Canon CR2",
+  "Olympus ORF",
+  "Minolta Dimage",
+#endif
  NULL
 };
 #endif