--- np2/x11/dosio.h	2004/02/05 13:45:06	1.7
+++ np2/x11/dosio.h	2005/03/05 14:09:37	1.8
@@ -92,9 +92,9 @@ void file_listclose(FLISTH hdl);
 void file_cpyname(char *dst, const char *src, int maxlen);
 void file_catname(char *path, const char *sjis, int maxlen);
 BOOL file_cmpname(const char *path, const char *sjis);
-char *file_getname(char *path);
+char *file_getname(const char *path);
 void file_cutname(char *path);
-char *file_getext(char *path);
+char *file_getext(const char *path);
 void file_cutext(char *path);
 void file_cutseparator(char *path);
 void file_setseparator(char *path, int maxlen);