package/sysstat: do not autodetect sa_lib_dir

The configure script of sysstat package checks host's /usr/lib64
directory for default sa_lib_dir.
Specify sa_lib_dir exclicitly to avoid host dependency.

Signed-off-by: Atsushi Nemoto <atsushi.nemoto@sord.co.jp>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit eef5c297e765bb1414d6d6c629ce8e690c6370d4)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/sysstat/sysstat.mk

@@ -20,5 +20,7 @@ SYSSTAT_CONF_OPTS += --enable-sensors
 else
 SYSSTAT_CONF_OPTS += --disable-sensors
 endif
+# do not look at host's /usr/lib64
+SYSSTAT_CONF_OPTS += sa_lib_dir=/usr/lib/sa
 
 $(eval $(autotools-package))