fio: add optional zlib dependency

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/fio/fio.mk

@@ -13,6 +13,10 @@ ifeq ($(BR2_PACKAGE_LIBAIO),y)
 FIO_DEPENDENCIES += libaio
 endif
 
+ifeq ($(BR2_PACKAGE_ZLIB),y)
+FIO_DEPENDENCIES += zlib
+endif
+
 define FIO_CONFIGURE_CMDS
 	(cd $(@D); ./configure --cc="$(TARGET_CC)" --extra-cflags="$(TARGET_CFLAGS)")
 endef