--- lib/chalib.c.orig	2003-08-15 12:58:57.000000000 +0900
+++ lib/chalib.c	2011-11-18 22:36:39.000000000 +0900
@@ -364,7 +364,7 @@
     char *euc_str;
 
     euc_str = cha_malloc(strlen(str_in) + 1);
-    cha_jistoeuc(str_in, euc_str);
+    cha_jistoeuc((unsigned char*)str_in, (unsigned char*)euc_str);
     rc = chasen_sparse_main(euc_str, fp_out);
     free(euc_str);
 
@@ -405,7 +405,7 @@
     char *euc_str;
 
     euc_str = cha_malloc(strlen(str_in) + 1);
-    cha_jistoeuc(str_in, euc_str);
+    cha_jistoeuc((unsigned char*)str_in, (unsigned char*)euc_str);
 
     if (chasen_sparse_main(euc_str, NULL))
 	return NULL;
--- lib/dartsdic.cpp.orig	2003-07-31 01:06:57.000000000 +0900
+++ lib/dartsdic.cpp	2011-11-18 22:43:18.000000000 +0900
@@ -68,7 +68,7 @@
 
     da = (darts_t*)cha_malloc(sizeof(darts_t));
     da->da_mmap = cha_mmap_file(daname);
-    darts->setArray(cha_mmap_map(da->da_mmap));
+    darts->set_array(cha_mmap_map(da->da_mmap));
     da->da = darts;
     da->lex_mmap = cha_mmap_file(lexname);
     da->dat_mmap = cha_mmap_file(datname);
@@ -177,18 +177,18 @@
 	    lex_indices.push_back(i->second);
 	}
 	lens[size] = key.size();
-	(const char*)keys[size] = key.data();
+	keys[size] = (char*)key.data();
 	vals[size] = redump_lex(lens[size], lex_indices, tmpfile, lexfile);
 	if (vals[size] < 0) {
 	    std::cerr << "Unexpected error at " << key << std::endl;
-	    cha_exit_perror("build darts file");
+	    cha_exit_perror((char*)"build darts file");
 	}
 	size++;
     }
     std::cerr << size << " keys" << std::endl;
 
     DoubleArrayL da;
-    da.build(size, keys, lens, vals);
+    da.build(size, (const char**)keys, lens, vals);
     da.save(builder->path->c_str(), "wb");
 
     return builder->entries->size();
--- lib/parse.c.orig	2003-07-31 01:06:57.000000000 +0900
+++ lib/parse.c	2011-11-18 22:49:29.000000000 +0900
@@ -412,7 +412,7 @@
     int head_path;
     static int path0 = -1;
 
-    cha_tok_parse(Cha_tokenizer, sentence, len + 1);
+    cha_tok_parse(Cha_tokenizer, (unsigned char*)sentence, len + 1);
     cha_block_clear(Cha_mrph_block);
 
     free_chars();
--- lib/jfgets.c.orig	2003-07-09 02:08:49.000000000 +0900
+++ lib/jfgets.c	2011-11-19 07:51:01.000000000 +0900
@@ -166,13 +166,13 @@
     static unsigned char tmp_buf[INNER_BUFSIZE];
     int last;
 
-    if (fgets(tmp_buf, bufsize, stream) == NULL)
+    if (fgets((char*)tmp_buf, bufsize, stream) == NULL)
 	return NULL;
 
     /*
      * remove the last extra character 
      */
-    last = strlen(tmp_buf) - 1;
+    last = strlen((char*)tmp_buf) - 1;
     if (iskanji1(tmp_buf, last)) {
 	ungetc(tmp_buf[last], stream);
 	tmp_buf[last] = 0;
@@ -185,7 +185,7 @@
      *       you must care about string length.
      */
 
-    cha_jistoeuc(tmp_buf, buffer);
+    cha_jistoeuc(tmp_buf, (unsigned char*)buffer);
 
     return buffer;
 }
@@ -205,7 +205,7 @@
     int kflag;	/* kanji flag(0=not found, 1=found) */
 
     if (pos == NULL &&
-	(pos = cha_fget_line(ibuf, sizeof(ibuf), stream)) == NULL)
+	(pos = (unsigned char*)cha_fget_line((char*)ibuf, sizeof(ibuf), stream)) == NULL)
 	return NULL;
 
     kflag = 0;
@@ -217,7 +217,7 @@
 	 * line is end without '\n', long string read more 
 	 */
 	if (*pos == '\0')
-	    if ((pos = cha_fget_line(ibuf, sizeof(ibuf), stream)) == NULL)
+	    if ((pos = (unsigned char*)cha_fget_line((char*)ibuf, sizeof(ibuf), stream)) == NULL)
 		break;
 
 	/*
@@ -234,7 +234,7 @@
 	    /*
 	     * hit delimiter 
 	     */
-	    if (isterminator(pos - 2, jfgets_delimiter)) {
+	    if (isterminator(pos - 2, (unsigned char*)jfgets_delimiter)) {
 		if (*pos == '\n')
 		    pos++;
 		break;
@@ -256,7 +256,7 @@
 		    q--;
 
 		if ((pos =
-		     cha_fget_line(ibuf, sizeof(ibuf), stream)) == NULL)
+		     (unsigned char*)cha_fget_line((char*)ibuf, sizeof(ibuf), stream)) == NULL)
 		    break;
 
 		while (*pos == ' ' || *pos == '\t')
@@ -290,7 +290,7 @@
 		/*
 		 * hit delimiter 
 		 */
-		if (isterminator(pos - 1, jfgets_delimiter)) {
+		if (isterminator(pos - 1, (unsigned char*)jfgets_delimiter)) {
 		    if (*pos == '\n')
 			pos++;
 		    break;
--- lib/print.c.orig	2011-11-18 23:18:31.000000000 +0900
+++ lib/print.c	2011-11-19 07:52:38.000000000 +0900
@@ -303,7 +303,7 @@
     int len, i;
 
     while (*s1) {
-	len = cha_tok_mblen(Cha_tokenizer, s1, 4 /* XXX */);
+	len = cha_tok_mblen(Cha_tokenizer, (unsigned char*)s1, 4 /* XXX */);
 	for (i = 0; i < len; i++)
 	    if (s1[i] != s2[i])
 		return s1 - s0;
@@ -327,7 +327,7 @@
     int plen, maxplen = 0;
 
     for (;;) {
-	for (; *y; y += cha_tok_mblen(Cha_tokenizer, y, 4 /* XXX */)) {
+	for (; *y; y += cha_tok_mblen(Cha_tokenizer, (unsigned char*)y, 4 /* XXX */)) {
 	    if (stat == 0) {
 		stat = 1;
 		if ((plen = comm_prefix_len(m, y)) > 0) {
@@ -340,7 +340,7 @@
 		y0 = y;
 		if (!*m || !*y)
 		    goto end_ruby;
-		m += cha_tok_mblen(Cha_tokenizer, m, 4 /* XXX */);
+		m += cha_tok_mblen(Cha_tokenizer, (unsigned char*)m, 4 /* XXX */);
 		plen = maxplen = 0;
 		continue;
 	    }
@@ -351,7 +351,7 @@
 	}
 	if (maxplen == 0) {
 	    if (*m)
-		m += cha_tok_mblen(Cha_tokenizer, m, 4 /* XXX */);
+		m += cha_tok_mblen(Cha_tokenizer, (unsigned char*)m, 4 /* XXX */);
 	    if (!*m)
 		ymax = y;
 	}
@@ -548,7 +548,7 @@
 	if (anno_no >= 0 &&
 	    (Cha_anno_info[anno_no].hinsi
 	     || Cha_anno_info[anno_no].format)) {
-	    mrph.headword = Cha_tokenizer->string + pos_end;
+	    mrph.headword = (char*)(Cha_tokenizer->string + pos_end);
 	    mrph.headword_len = mrph.stem_len =
 		cha_tok_char_type_len(Cha_tokenizer, pos_end);
 	    mrph.reading_len = -1;
@@ -588,7 +588,7 @@
 
     while (*s) {
 	int i;
-	int len = cha_tok_mblen(Cha_tokenizer, (s), 4 /* XXX */);
+	int len = cha_tok_mblen(Cha_tokenizer, (unsigned char*)s, 4 /* XXX */);
 
 	if (state == 0 && len == 1 && *s == '{') {
 	    state = 1;
@@ -874,7 +874,7 @@
 	    value *= mrph->weight * Cha_mrph_cost_weight;
 	    break;
 	case 'S':		/* entire sentence */
-	    word = Cha_tokenizer->string;
+	    word = (char*)Cha_tokenizer->string;
 	    break;
 	case 'p':		/* the information about path */
 	    if (s[1] == '\0') {