--- ./pnm/pnmtopng.c	Mon Dec 17 17:05:22 2001
+++ ../netpbm-9.25/./pnm/pnmtopng.c	Wed Apr 24 18:44:10 2002
@@ -326,6 +326,7 @@
     *retvalP = pm_maxvaltobits(maxval);
 
     if (maxval == 65535) {
+        mayscale = TRUE;
         pm_seek(ifp, imagepos);
         for (y = 0 ; y < rows && mayscale ; y++) {
             pnm_readpnmrow(ifp, xelrow, cols, maxval, format);
@@ -413,6 +414,7 @@
     *retvalP = pm_maxvaltobits(maxval);
 
     if (maxval == 65535) {
+        mayscale = TRUE;
         pm_seek(ifp, imagepos);
         for (y = 0 ; y < rows && mayscale ; y++) {
             pnm_readpnmrow(ifp, xelrow, cols, maxval, format);
--- ./Makefile.common	Thu Mar 14 10:22:20 2002
+++ ../netpbm-9.25/./Makefile.common	Wed Apr 24 16:58:59 2002
@@ -185,6 +185,22 @@
 
 SONAME = lib$(LIBROOT).so.$(MAJ)
 
+ifeq ($(NETPBMLIBTYPE),irixshared)
+# The libxxx.so link is needed to link the executables.
+lib$(LIBROOT).$(NETPBMLIBSUFFIX): $(SONAME)
+	rm -f $@
+	$(SYMLINK) $< $@
+# The $(SONAME) link is only needed to test the programs without
+# installing the libraries (in that case, you also need to direct the 
+# dynamic linker to the source directories, e.g. set LD_LIBRARYN32_PATH).
+$(SONAME): \
+    $(LIBOBJECTS) $(LIBOBJECTS_X) $(LIBLIBS) $(LIBOPT)
+	$(LD) $(LDSHLIB) -o $@ $(LIBOBJECTS) $(LIBOBJECTS_X) \
+          `$(LIBOPT) $(LIBLIBS)` -lc $(CDEBUG) \
+	  -rpath $(INSTALLLIBS) -soname lib$(LIBROOT).$(NETPBMLIBSUFFIX) \
+	  -set_version `perl -e 'print "sgi$(MAJ).".join(":sgi$(MAJ).",(0..$(MIN)))."\n"'`
+endif
+
 ifeq ($(NETPBMLIBTYPE),unixshared)
 # The libxxx.so link is needed to link the executables.
 lib$(LIBROOT).$(NETPBMLIBSUFFIX): $(SONAME)
--- ./pm_config.h	Wed Jan 16 18:14:55 2002
+++ ../netpbm-9.25/./pm_config.h	Wed Apr 24 17:19:14 2002
@@ -250,7 +250,11 @@
 */
 #ifndef __GNUC__
 #ifndef __inline__
+#ifdef __sgi
+#define __inline__ __inline
+#else
 #define __inline__
+#endif
 #endif
 #endif
 
--- ./configure	Thu Mar 14 10:27:00 2002
+++ ../netpbm-9.25/./configure	Wed Apr 24 17:09:04 2002
@@ -250,7 +250,11 @@
             $netpbmlibsuffix = "dylib";
             $shlibprefixlist = "lib";
         } else {
-            $netpbmlibtype = "unixshared";
+	    if ($platform eq "IRIX") {
+		$netpbmlibtype = "irixshared";
+	    } else {
+		$netpbmlibtype = "unixshared";
+	    }
             if ($platform eq "AIX") {
                 $netpbmlibsuffix = "a";
             } elsif ($platform eq "HP-UX") {
@@ -277,7 +281,9 @@
 
 my $staticlib_too;
 
-if ($netpbmlibtype eq "unixshared" or $netpbmlibtype eq "dll") {
+if ($netpbmlibtype eq "unixshared" or 
+    $netpbmlibtype eq "irixshared" or 
+    $netpbmlibtype eq "dll") {
     print("Do you want to build static libraries too (for linking to \n");
     print("programs not in the Netpbm package?\n");
     print("\n");
@@ -562,6 +568,10 @@
     push(@Makefile_config, 'CFLAGS = -n32 -O3', "\n");
     push(@Makefile_config, 'LDFLAGS = -n32', "\n");
     push(@Makefile_config, 'LDSHLIB = -shared -n32', "\n");
+    push(@Makefile_config, 'TIFFLIB_DIR = /usr/lib32', "\n");
+    push(@Makefile_config, 'JPEGLIB_DIR = /usr/lib32', "\n");
+    push(@Makefile_config, 'PNGLIB_DIR = /usr/lib32', "\n");
+    push(@Makefile_config, 'ZLIB_DIR = /usr/lib32', "\n");
 } elsif ($platform eq "WINDOWS") {
     # Until 9.15 (June 2001), we set MANCP here because it appeared that DJGPP
     # required it.  Now I'm not sure.