6717128: Using relative path for ALT_OUTPUTDIR does not work properly
Summary: import the absolute output directory when launching sub make process and avoid including defs.make in rules.make
Reviewed-by: kamg, kvn
os_family = solaris
arch = sparc
arch_model = sparc
os_arch = solaris_sparc
os_arch_model = solaris_sparc
lib_arch = sparcv9
compiler = sparcWorks
sysdefs = -DSOLARIS -DSPARC_WORKS -DSPARC