gdbm: handle optional dependency gettext

Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/gdbm/gdbm.mk

@@ -10,4 +10,8 @@ GDBM_LICENSE = GPLv3+
 GDBM_LICENSE_FILES = COPYING
 GDBM_INSTALL_STAGING = YES
 
+ifeq ($(BR2_PACKAGE_GETTEXT),y)
+GDBM_DEPENDENCIES += gettext
+endif
+
 $(eval $(autotools-package))