diff -Nru doxygen-1.3.4.orig/configure doxygen-1.3.4/configure
--- doxygen-1.3.4.orig/configure	2003-08-25 19:48:25.000000000 +0200
+++ doxygen-1.3.4/configure	2003-09-23 10:02:51.360509912 +0200
@@ -427,7 +427,7 @@
 EOF
 fi
 
-f_inmakefiles="Makefile.in qtools/Makefile.in src/Makefile.in examples/Makefile.in doc/Makefile.in addon/doxywizard/Makefile.in addon/doxmlparser/src/Makefile.in addon/doxmlparser/test/Makefile.in addon/doxmlparser/examples/metrics/Makefile.in libpng/Makefile.in libmd5/Makefile.in"
+f_inmakefiles="Makefile.in qtools/Makefile.in src/Makefile.in examples/Makefile.in doc/Makefile.in addon/doxywizard/Makefile.in addon/doxmlparser/src/Makefile.in addon/doxmlparser/test/Makefile.in addon/doxmlparser/examples/metrics/Makefile.in libmd5/Makefile.in"
 
 for i in $f_inmakefiles ; do
      SRC=$i
@@ -444,7 +444,6 @@
        echo "" >> $DST
        echo "all: src/version.cpp " >> $DST
        echo "	\$(MAKE) -C qtools" >> $DST
-       echo "	\$(MAKE) -C libpng" >> $DST
        echo "	\$(MAKE) -C libmd5" >> $DST
        echo "	\$(MAKE) -C src" >> $DST
        if test $f_wizard = YES; then
@@ -461,7 +460,7 @@
      echo "  Created $DST from $SRC..."
 done
 
-f_inprofiles="qtools/qtools.pro.in src/libdoxygen.pro.in src/libdoxycfg.pro.in src/doxygen.pro.in src/doxytag.pro.in addon/doxywizard/doxywizard.pro.in addon/doxmlparser/src/doxmlparser.pro.in addon/doxmlparser/test/xmlparse.pro.in addon/doxmlparser/examples/metrics/metrics.pro.in libpng/libpng.pro.in libmd5/libmd5.pro.in" 
+f_inprofiles="qtools/qtools.pro.in src/libdoxygen.pro.in src/libdoxycfg.pro.in src/doxygen.pro.in src/doxytag.pro.in addon/doxywizard/doxywizard.pro.in addon/doxmlparser/src/doxmlparser.pro.in addon/doxmlparser/test/xmlparse.pro.in addon/doxmlparser/examples/metrics/metrics.pro.in libmd5/libmd5.pro.in" 
 
 for i in $f_inprofiles ; do
      SRC=$i
--- doxygen-1.3.5/src/pngenc.cpp.orig	2003-11-22 16:52:19.000000000 +0100
+++ doxygen-1.3.5/src/pngenc.cpp	2003-11-22 16:52:27.000000000 +0100
@@ -25,7 +25,7 @@
 #endif
 
 #define ALL_STATIC
-#include <../libpng/png.h>
+#include <libpng/png.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>