dialog: fix build, ensure host includes aren't used

configure looks for libintl, so ensure it is available. Also make sure
the host ncurses headers aren't used.
Fix up Config.in indentation while we're at it.

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

CHANGES

@@ -4,10 +4,10 @@
 
 	Add support for LEON Sparc architecture variants.
 
-	Updated/fixed packages: bash, bind, busybox, gpsd, libglib2,
-	libcurl, libmad, lrzsz, midori, module-init-tools, mtd-utils,
-	openssh, openssl, pciutils, php, qt, sqlite, sysstat, webkit,
-	zlib
+	Updated/fixed packages: bash, bind, busybox, dialog, gpsd,
+	libglib2, libcurl, libmad, lrzsz, midori, module-init-tools,
+	mtd-utils, openssh, openssl, pciutils, php, qt, sqlite,
+	sysstat, webkit, zlib
 
 	Issues resolved (http://bugs.uclibc.org):
 

package/dialog/Config.in

@@ -1,10 +1,10 @@
 config BR2_PACKAGE_DIALOG
-    bool "dialog"
-    select BR2_PACKAGE_NCURSES
-    help
-	dialog - display dialog boxes from shell scripts
-
-	This application provides a method of displaying several different
-	types of dialog boxes from shell scripts.  This allows a developer
-	of a script to interact with the user in a much friendlier manner.
+	bool "dialog"
+	select BR2_PACKAGE_NCURSES
+	select BR2_PACKAGE_LIBICONV if !BR2_ENABLE_LOCALE
+	help
+	  dialog - display dialog boxes from shell scripts
 
+	  This application provides a method of displaying several different
+	  types of dialog boxes from shell scripts.  This allows a developer
+	  of a script to interact with the user in a much friendlier manner.

package/dialog/dialog.mk

@@ -7,8 +7,13 @@ DIALOG_VERSION:=1.1-20100428
 DIALOG_SOURCE:=dialog-$(DIALOG_VERSION).tgz
 DIALOG_SITE:=ftp://invisible-island.net/dialog
 DIALOG_CONF_OPT = --with-ncurses
+DIALOG_CONF_ENV = ac_cv_path_NCURSES_CONFIG=true LIBS=-lncurses
 DIALOG_DEPENDENCIES = ncurses
 
+ifneq ($(BR2_ENABLE_LOCALE),y)
+DIALOG_DEPENDENCIES+=libiconv
+endif
+
 define DIALOG_INSTALL_TARGET_CMDS
 	install -c $(@D)/dialog $(TARGET_DIR)/usr/bin/dialog
 endef