--- /dev/null
+/* iswalnum( wint_t )\r
+\r
+ This file is part of the Public Domain C Library (PDCLib).\r
+ Permission is granted to use, modify, and / or redistribute at will.\r
+*/\r
+\r
+#include <wctype.h>\r
+#ifndef REGTEST\r
+#include <_PDCLIB_locale.h>\r
+\r
+int iswalnum( wint_t wc )\r
+{\r
+ return iswctype( wc, _PDCLIB_CTYPE_ALPHA | _PDCLIB_CTYPE_DIGIT );\r
+}\r
+\r
+#endif\r
+\r
+#ifdef TEST\r
+#include <_PDCLIB_test.h>\r
+\r
+int main( void )\r
+{\r
+ TESTCASE(iswalnum(L'a'));\r
+ TESTCASE(iswalnum(L'z'));\r
+ TESTCASE(iswalnum(L'E'));\r
+ TESTCASE(iswalnum(L'3'));\r
+ TESTCASE(!iswalnum(L';'));\r
+ return TEST_RESULTS;\r
+}\r
+#endif\r