libiconv: add all ASCII aliases

This patch adds missing ASCII aliases to the libiconv stub in order to avoid conversion errors like https://github.com/openwrt/packages/issues/2373

Signed-off-by: Gergely Kiss <mail.gery@gmail.com>

package/libs/libiconv/Makefile

@@ -11,7 +11,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libiconv
-PKG_RELEASE:=7
+PKG_RELEASE:=8
 
 PKG_LICENSE:=LGPL-2.1
 PKG_LICENSE_FILES:=LICENSE

package/libs/libiconv/src/iconv.c

@@ -44,6 +44,15 @@ static const unsigned char charsets[] =
 	"\003" "UTF-32LE"   "\0"
 	"\006" "ASCII"      "\0"
 	"\006" "US-ASCII"   "\0"
+	"\006" "ISO646-US"  "\0"
+	"\006" "ISO_646.IRV:1991"  "\0"
+	"\006" "ISO-IR-6"   "\0"
+	"\006" "ANSI_X3.4-1968"    "\0"
+	"\006" "ANSI_X3.4-1986"    "\0"
+	"\006" "CP367"      "\0"
+	"\006" "IBM367"     "\0"
+	"\006" "US"         "\0"
+	"\006" "CSASCII"    "\0"
 	"\007" "ISO-8859-1" "\0"
 	"\007" "LATIN1"     "\0"
 	"\010" "ISO-8859-15""\0"