randomconfig fixes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

scripts/randomtest

@@ -52,9 +52,18 @@ echo '# CONFIG_RFKILL is not set' >>.config
 if test x"$LIBC" = x"glibc"; then
 	cat .config \
 	| grep -v CONFIG_STATIC \
+	\
+	| grep -v CONFIG_FEATURE_2_4_MODULES \
+	| grep -v CONFIG_FEATURE_USE_BSS_TAIL \
+	| grep -v CONFIG_DEBUG_SANITIZE \
 	>.config.new
 	mv .config.new .config
 	echo '# CONFIG_STATIC is not set' >>.config
+	# newer glibc (at least 2.23) no longer supply query_module() ABI.
+	# People who target 2.4 kernels would likely use older glibc (and older bbox).
+	echo '# CONFIG_FEATURE_2_4_MODULES is not set' >>.config
+	echo '# CONFIG_FEATURE_USE_BSS_TAIL is not set' >>.config
+	echo '# CONFIG_DEBUG_SANITIZE is not set' >>.config
 fi
 
 # If uclibc, build static, and remove some things
@@ -68,6 +77,11 @@ if test x"$LIBC" = x"uclibc"; then
 	| grep -v CONFIG_FEATURE_2_4_MODULES \
 	| grep -v CONFIG_FEATURE_SYNC_FANCY \
 	| grep -v CONFIG_FEATURE_TOUCH_NODEREF \
+	| grep -v CONFIG_NANDWRITE \
+	| grep -v CONFIG_NANDDUMP \
+	| grep -v CONFIG_BLKDISCARD \
+	| grep -v CONFIG_NSENTER \
+	| grep -v CONFIG_UNSHARE \
 	>.config.new
 	mv .config.new .config
 	echo 'CONFIG_STATIC=y' >>.config
@@ -76,6 +90,12 @@ if test x"$LIBC" = x"uclibc"; then
 	echo '# CONFIG_FEATURE_2_4_MODULES is not set' >>.config
 	echo '# CONFIG_FEATURE_SYNC_FANCY is not set' >>.config
 	echo '# CONFIG_FEATURE_TOUCH_NODEREF is not set' >>.config
+	# My uclibc installation does not support some needed APIs...
+	echo '# CONFIG_NANDWRITE is not set' >>.config
+	echo '# CONFIG_NANDDUMP is not set' >>.config
+	echo '# CONFIG_BLKDISCARD is not set' >>.config
+	echo '# CONFIG_NSENTER is not set' >>.config
+	echo '# CONFIG_UNSHARE is not set' >>.config
 fi
 
 # If STATIC, remove some things.