updated for version 7.4.520
Problem:    Sun PCK locale is not recognzed.
Solution:   Add PCK in the table. (Keiichi Oono)
diff --git a/src/mbyte.c b/src/mbyte.c
index 44cbd5f..0531f18 100644
--- a/src/mbyte.c
+++ b/src/mbyte.c
@@ -405,6 +405,7 @@
     {"unix-jis",	IDX_EUC_JP},
     {"ujis",		IDX_EUC_JP},
     {"shift-jis",	IDX_SJIS},
+    {"pck",		IDX_SJIS},	/* Sun: PCK */
     {"euckr",		IDX_EUC_KR},
     {"5601",		IDX_EUC_KR},	/* Sun: KS C 5601 */
     {"euccn",		IDX_EUC_CN},