Implement I/O abstraction layer. Finally.
diff --git a/Makefile.am b/Makefile.am
index 4c1db88..09da711 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3,7 +3,7 @@
 
 ACLOCAL_AMFLAGS=	-I m4
 
-SUBDIRS=lib src man regress
+SUBDIRS=lib man src regress examples
 
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libzip.pc