diff -u -r libmng-1.0.10/makefiles/makefile.mingwdll libmng-1.0.10/makefiles/makefile.mingwdll
--- libmng-1.0.10/makefiles/makefile.mingwdll	2005-01-30 11:28:00.000000000 +0100
+++ libmng-1.0.10/makefiles/makefile.mingwdll	2009-12-08 09:35:23.000000000 +0100
@@ -10,8 +10,8 @@
 #
 
 # outputs
-LIBMNG_A   = libmng.a
-LIBMNG_DLL   = libmng.1.dll
+LIBMNG_A   = libmng.dll.a
+LIBMNG_DLL   = libmng-1.dll
 INSTALL_PREFIX = C:/MinGW/
 # maybe you sould replace with anti-slashes
 
@@ -51,7 +51,7 @@
 # for i386:
 #ALIGN=-malign-loops=2 -malign-functions=2
 
-CFLAGS=$(ZLIBINC) $(JPEGINC) $(LCMSINC) -Wall -O3 -funroll-loops $(OPTIONS) $(ALIGN) -s
+CFLAGS+=$(ZLIBINC) $(JPEGINC) $(OPTIONS) $(ALIGN) -s
 LDFLAGS=-L. -lmng $(ZLIBLIB) $(JPEGLIB) $(LCMSLIB) -lm -s
 
 INCPATH=$(prefix)/include
@@ -88,9 +88,11 @@
 $(LIBMNG_A): $(LIBMNG_DLL)
 
 $(LIBMNG_DLL) : $(OBJS)
-	dllwrap --implib=$(LIBMNG_A) --dllname=$(LIBMNG_DLL) $(OBJS) $(LDFLAGS)
+	$(CC) --shared -o $(LIBMNG_DLL) $(OBJS) -Wl,--out-implib,$(LIBMNG_A) -Wl,--kill-at $(JPEGLIB) $(ZLIBLIB)
    
 install : $(LIBMNG_A)
+	$(MKDIR)                 $(INSTALL_PREFIX)bin
+	$(COPY)  $(LIBMNG_DLL)   $(INSTALL_PREFIX)bin
 	$(MKDIR)                 $(INSTALL_PREFIX)include	
 	$(COPY)  libmng.h        $(INSTALL_PREFIX)include
 	$(COPY)  libmng_conf.h   $(INSTALL_PREFIX)include
@@ -99,7 +101,7 @@
 	$(COPY)  $(LIBMNG_A)     $(INSTALL_PREFIX)lib
 
 clean:
-	$(RM) *.o
+	$(RM) *.o $(LIBMNG_DLL) $(LIBMNG_A)
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
