Runtime library for IRIX

[Albert Chin-A-Young]

Support for runtime library search path under IRIX (uses same method
as Digital UNIX). Patch against most recent ncurses version.

-- 
albert chin (address@hidden)

-- snip snip
--- aclocal.m4.orig     Wed Oct  4 12:22:11 2000
+++ aclocal.m4  Wed Oct  4 12:23:27 2000
@@ -1827,6 +1827,10 @@
                INSTALL_LIB="-m 555"
                ;;
        irix*)
+               if test "$cf_cv_ld_rpath" = yes ; then
+                       cf_ld_rpath_opt="-Wl,-rpath,"
+                       EXTRA_LDFLAGS="-Wl,-rpath,\$(libdir) $EXTRA_LDFLAGS"
+               fi
                # tested with IRIX 5.2 and 'cc'.
                if test "$GCC" != yes; then
                        CC_SHARED_OPTS='-KPIC'