diff -Nru libpng-1.2.5/pnggccrd.c libpng-1.2.5-new/pnggccrd.c
--- libpng-1.2.5/pnggccrd.c	2002-10-03 13:32:28.000000000 +0200
+++ libpng-1.2.5-new/pnggccrd.c	2003-10-14 11:00:29.000000000 +0300
@@ -4522,15 +4522,13 @@
       "andl $0x00000007, %%edx     \n\t" // calc bytes over mult of 8
       "subl %%edx, %%eax           \n\t" // drop over bytes from length
       "movl %%eax, _MMXLength      \n\t"
-
       : "=a" (dummy_value_a),   // 0      // output regs (dummy)
         "=D" (dummy_value_D)    // 1
 
       : "0" (bpp),              // eax    // input regs
         "1" (row)               // edi
 
-      : "%ebx", "%ecx", "%edx"            // clobber list
-      , "%esi"
+      : "%esi", "%ecx", "%edx"            // clobber list
 
 #if 0  /* MMX regs (%mm0, etc.) not supported by gcc 2.7.2.3 or egcs 1.1 */
       , "%mm0", "%mm1", "%mm2", "%mm3"
@@ -5034,7 +5032,10 @@
         "1" (prev_row),         // esi
         "2" (row)               // edi
 
-      : "%eax", "%ebx", "%ecx"            // clobber list (no input regs!)
+      : "%eax", "%ecx"            // clobber list (no input regs!)
+#ifndef __PIC__
+      , "%ebx"
+#endif
 
 #if 0  /* MMX regs (%mm0, etc.) not supported by gcc 2.7.2.3 or egcs 1.1 */
       , "%mm0", "%mm1", "%mm2", "%mm3"
diff -Nru libpng-1.2.5/scripts/makefile.gcmmx libpng-1.2.5-new/scripts/makefile.gcmmx
--- libpng-1.2.5/scripts/makefile.gcmmx	2002-10-03 13:32:34.000000000 +0200
+++ libpng-1.2.5-new/scripts/makefile.gcmmx	2003-10-14 09:11:59.000000000 +0300
@@ -28,8 +28,8 @@
 # Where the zlib library and include files are located.
 #ZLIBLIB=/usr/local/lib
 #ZLIBINC=/usr/local/include
-ZLIBLIB=../zlib
-ZLIBINC=../zlib
+ZLIBLIB=/usr/lib
+ZLIBINC=/usr/include
 
 ALIGN=
 # for i386:
@@ -43,13 +43,13 @@
 
 # Remove -DPNG_THREAD_UNSAFE_OK if you need thread safety
 ### for generic gcc:
-CFLAGS=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall \
-	-O3 $(ALIGN) -funroll-loops \
-	-fomit-frame-pointer  # $(WARNMORE) -g -DPNG_DEBUG=5
+#CFLAGS=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall \
+#	-O3 $(ALIGN) -funroll-loops \
+#	-fomit-frame-pointer  # $(WARNMORE) -g -DPNG_DEBUG=5
 ### for gcc 2.95.2 on 686:
-#CFLAGS=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall -O3 \
-#	-mcpu=i686 -malign-double -ffast-math -fstrict-aliasing \
-#	$(ALIGN) -funroll-loops -funroll-all-loops -fomit-frame-pointer 
+CFLAGS+=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall -O3 \
+	-malign-double -ffast-math -fstrict-aliasing \
+	$(ALIGN) -funroll-loops -funroll-all-loops -fomit-frame-pointer 
 ### for gcc 2.7.2.3 on 486 and up:
 #CFLAGS=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall -O3 \
 #	-m486 -malign-double -ffast-math \
@@ -131,7 +131,7 @@
 
 libpng.so.3.$(PNGMIN): $(OBJSDLL)
 	$(CC) -shared -Wl,-soname,libpng.so.3 \
-	-o libpng.so.3.$(PNGMIN) \
+	-L$(ZLIBLIB) -lz -lm -o libpng.so.3.$(PNGMIN) \
 	$(OBJSDLL)
 
 pngtest: pngtest.o $(LIBNAME).so