filters for unix(linux)

Modified Files:
	filteri.cpp filter/ctojr.h linker.cpp linker.h mem.cpp mem.h
	p_lx_elf.cpp p_lx_elf.h
	p_lx_exc.cpp p_lx_exc.h
	p_lx_sh.cpp  p_lx_sh.h
	p_unix.cpp packer.cpp packer.h packhead.cpp
	stub/Makefile    stub/macros.ash
	stub/l_lx_elf.c  stub/l_lx_elf86.asm  stub/l_lx_elf86.lds
	stub/l_lx_exec.c stub/l_lx_exec86.asm stub/l_lx_exec86.lds
	                 stub/l_lx_sh86.asm   stub/l_lx_sh86.lds
Added Files:
	filter/ctok.h
	stub/fold_elf86.asm stub/fold_exec86.asm stub/fold_sh86.asm

committer: jreiser <jreiser> 979796725 +0000

src/packer.h

@@ -74,6 +74,7 @@ public:
     int filter;
     int filter_cto;
     int header_checksum;
+    int n_mru;
 
     //
     unsigned saved_u_adler;
@@ -250,15 +251,15 @@ protected:
     int ph_version;
 
     // compression buffers
-    MemBuffer ibuf;         // input
-    MemBuffer obuf;         // output
+    MemBuffer   ibuf;         // input
+    MemBufferIO obuf;         // output
 
     // UI handler
     UiPacker *uip;
     int ui_pass;
     int ui_total_passes;
 
-private:
+protected:
     // linker
     Linker *linker;