+#endif
+
+#ifdef TEST
+
+#include "_PDCLIB_test.h"
+
+int main( void )
+{
+ char s[] = "xx\0xxxxxx";
+ TESTCASE( strncat( s, abcde, 10 ) == s );
+ TESTCASE( s[2] == 'a' );
+ TESTCASE( s[6] == 'e' );
+ TESTCASE( s[7] == '\0' );
+ TESTCASE( s[8] == 'x' );
+ s[0] = '\0';
+ TESTCASE( strncat( s, abcdx, 10 ) == s );
+ TESTCASE( s[4] == 'x' );
+ TESTCASE( s[5] == '\0' );
+ TESTCASE( strncat( s, "\0", 10 ) == s );
+ TESTCASE( s[5] == '\0' );
+ TESTCASE( s[6] == 'e' );
+ TESTCASE( strncat( s, abcde, 0 ) == s );
+ TESTCASE( s[5] == '\0' );
+ TESTCASE( s[6] == 'e' );
+ TESTCASE( strncat( s, abcde, 3 ) == s );
+ TESTCASE( s[5] == 'a' );
+ TESTCASE( s[7] == 'c' );
+ TESTCASE( s[8] == '\0' );
+ return TEST_RESULTS;
+}
+
+#endif