packages/*.mk: Remove duplicate options

These flags are already defined in pkg-autotools.mk.
There is no need to have them twice.

[Thomas: restore += instead of = in the opus package, as suggested by
Yann E. Morin.]

Signed-off-by: Maxime Hadjinlian <maxime.hadjinlian@gmail.com>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/audiofile/audiofile.mk

@@ -8,7 +8,7 @@ AUDIOFILE_VERSION = 0.3.6
 AUDIOFILE_SITE = http://audiofile.68k.org
 AUDIOFILE_INSTALL_STAGING = YES
 AUDIOFILE_CONF_ENV = ac_cv_prog_cc_c99='-std=gnu99'
-AUDIOFILE_CONF_OPTS = --disable-examples --disable-docs
+AUDIOFILE_CONF_OPTS = --disable-examples
 AUDIOFILE_DEPENDENCIES = host-pkgconf
 # configure is outdated and has old bugs because of it
 AUDIOFILE_AUTORECONF = YES

package/libexif/libexif.mk

@@ -8,7 +8,6 @@ LIBEXIF_VERSION = 0.6.21
 LIBEXIF_SOURCE = libexif-$(LIBEXIF_VERSION).tar.bz2
 LIBEXIF_SITE = http://downloads.sourceforge.net/project/libexif/libexif/$(LIBEXIF_VERSION)
 LIBEXIF_INSTALL_STAGING = YES
-LIBEXIF_CONF_OPTS = --disable-docs
 LIBEXIF_DEPENDENCIES = host-pkgconf
 LIBEXIF_LICENSE = LGPLv2.1+
 LIBEXIF_LICENSE_FILES = COPYING

package/memcached/memcached.mk

@@ -8,7 +8,7 @@ MEMCACHED_VERSION = 1.4.20
 MEMCACHED_SITE = http://www.memcached.org/files
 MEMCACHED_DEPENDENCIES = libevent
 MEMCACHED_CONF_ENV = ac_cv_prog_cc_c99='-std=gnu99'
-MEMCACHED_CONF_OPTS = --disable-coverage --disable-docs
+MEMCACHED_CONF_OPTS = --disable-coverage
 MEMCACHED_LICENSE = BSD-3c
 MEMCACHED_LICENSE_FILES = COPYING
 

package/opus/opus.mk

@@ -9,7 +9,6 @@ OPUS_SITE = http://downloads.xiph.org/releases/opus
 OPUS_LICENSE = BSD-3c
 OPUS_LICENSE_FILES = COPYING
 OPUS_INSTALL_STAGING = YES
-OPUS_CONF_OPTS = --disable-doc
 OPUS_AUTORECONF = YES
 
 ifeq ($(BR2_PACKAGE_OPUS_FIXED_POINT),y)

package/x11r7/xlib_libXaw/xlib_libXaw.mk

@@ -11,6 +11,5 @@ XLIB_LIBXAW_LICENSE = MIT
 XLIB_LIBXAW_LICENSE_FILES = COPYING
 XLIB_LIBXAW_INSTALL_STAGING = YES
 XLIB_LIBXAW_DEPENDENCIES = xlib_libX11 xlib_libXt xlib_libXmu xlib_libXpm xproto_xproto
-XLIB_LIBXAW_CONF_OPTS = --disable-docs
 
 $(eval $(autotools-package))