00-01-26 dlllook: add -- dlsym() with `_' weak prefix fallback
99-04-01 features/dll: drop <stdio.h> -- iffe protos printf
99-03-19 static=1 for all but win32.*
98-06-01 dllfind: fix version search
98-03-11 features/dll: probe for _DLL_RLD_SYM
98-03-01 dllnext: fix to work!
98-01-23 -ldl test moved to lib0ast
98-01-11 update for astconf("LIBPATH")
	 add dllnext(flags) to uncover next layer
	 dllfind() and dllnext() in separate files (for 3d)
97-10-11 move from libast so libast can link static
