diff -uNr ghostscript-8.51.ORIG/src/unix-dll.mak ghostscript-8.51/src/unix-dll.mak
--- ghostscript-8.51.ORIG/src/unix-dll.mak	2003-09-24 22:41:20.000000000 +0900
+++ ghostscript-8.51/src/unix-dll.mak	2005-05-21 17:08:07.000000000 +0900
@@ -45,12 +45,12 @@
 GSSOX=$(BINDIR)/$(SOBINRELDIR)/$(GSSOX_XENAME)
 
 # shared library
-GS_SONAME=lib$(GS).so
-GS_SONAME_MAJOR=$(GS_SONAME).$(GS_VERSION_MAJOR)
-GS_SONAME_MAJOR_MINOR= $(GS_SONAME).$(GS_VERSION_MAJOR).$(GS_VERSION_MINOR)
+GS_SONAME=lib$(GS).dylib
+GS_SONAME_MAJOR=lib$(GS).$(GS_VERSION_MAJOR).dylib
+GS_SONAME_MAJOR_MINOR= lib$(GS).$(GS_VERSION_MAJOR).$(GS_VERSION_MINOR).dylib
 GS_SO=$(BINDIR)/$(GS_SONAME)
-GS_SO_MAJOR=$(GS_SO).$(GS_VERSION_MAJOR)
-GS_SO_MAJOR_MINOR=$(GS_SO_MAJOR).$(GS_VERSION_MINOR)
+GS_SO_MAJOR=$(BINDIR)/$(GS_SONAME_MAJOR)
+GS_SO_MAJOR_MINOR=$(BINDIR)/$(GS_SONAME_MAJOR_MINOR)
 
 # Shared object is built by redefining GS_XE in a recursive make.
 
@@ -66,15 +66,20 @@
 
 # Build the small Ghostscript loaders, with Gtk+ and without
 
+ifneq ($(shell uname),Darwin)
 $(GSSOX_XE): $(GS_SO) $(GLSRC)dxmain.c
 	$(GLCC) -g `gtk-config --cflags` -o $(GSSOX_XE) $(GLSRC)dxmain.c -L$(BINDIR) -l$(GS) `gtk-config --libs`
+else
+$(GSSOX_XE): $(GSSOC_XE)
+	ln -sf $(GSSOC_XE) $(GSSOX_XE)
+endif
 
 $(GSSOC_XE): $(GS_SO) $(GLSRC)dxmainc.c
 	$(GLCC) -g -o $(GSSOC_XE) $(GLSRC)dxmainc.c -L$(BINDIR) -l$(GS)
 
 # ------------------------- Recursive make targets ------------------------- #
 
-SODEFS=LDFLAGS='$(LDFLAGS) $(CFLAGS_SO) -shared -Wl,-soname=$(GS_SONAME_MAJOR)'\
+SODEFS=LDFLAGS='$(LDFLAGS) $(CFLAGS_SO) -dynamiclib -install_name $(GS_SONAME_MAJOR)'\
  GS_XE=$(BINDIR)/$(SOBINRELDIR)/$(GS_SONAME_MAJOR_MINOR)\
  STDIO_IMPLEMENTATION=c\
  DISPLAY_DEV=$(DD)$(SOOBJRELDIR)/display.dev\
@@ -87,13 +92,13 @@
 
 # Normal shared object
 so: SODIRS
-	$(MAKE) $(SODEFS) CFLAGS='$(CFLAGS_STANDARD) $(CFLAGS_SO) $(GCFLAGS) $(XCFLAGS)' prefix=$(prefix) $(GSSOC) $(GSSOX)
+	$(MAKE) $(SODEFS) CFLAGS='$(CFLAGS_STANDARD) $(CFLAGS_SO) $(CCFLAGSSO) $(GCFLAGS) $(XCFLAGS)' prefix=$(prefix) $(GSSOC) $(GSSOX)
 
 # Debug shared object
 # Note that this is in the same directory as the normal shared
 # object, so you will need to use 'make soclean', 'make sodebug'
 sodebug: SODIRS
-	$(MAKE) $(SODEFS) GENOPT='-DDEBUG' CFLAGS='$(CFLAGS_DEBUG) $(CFLAGS_SO) $(GCFLAGS) $(XCFLAGS)' $(GSSOC) $(GSSOX)
+	$(MAKE) $(SODEFS) GENOPT='-DDEBUG' CFLAGS='$(CFLAGS_DEBUG) $(CFLAGS_SO)  $(CCFLAGSSO) $(GCFLAGS) $(XCFLAGS)' $(GSSOC) $(GSSOX)
 
 install-so: so
 	-mkdir -p $(prefix)
@@ -103,7 +108,9 @@
 	-mkdir -p $(bindir)
 	-mkdir -p $(libdir)
 	$(INSTALL_PROGRAM) $(GSSOC) $(bindir)/$(GSSOC_XENAME)
+ifneq ($(shell uname),Darwin)
 	$(INSTALL_PROGRAM) $(GSSOX) $(bindir)/$(GSSOX_XENAME)
+endif
 	$(INSTALL_PROGRAM) $(BINDIR)/$(SOBINRELDIR)/$(GS_SONAME_MAJOR_MINOR) $(libdir)/$(GS_SONAME_MAJOR_MINOR)
 	$(RM_) $(libdir)/$(GS_SONAME)
 	ln -s $(GS_SONAME_MAJOR_MINOR) $(libdir)/$(GS_SONAME)