Add a few const statements to various odd bits of the tree. (Fixes some

warnings)

source/lib/charcnv.c

@@ -94,7 +94,7 @@ size_t convert_string(charset_t from, charset_t to,
 {
 	size_t i_len, o_len;
 	size_t retval;
-	char* inbuf = (char*)src;
+	const char* inbuf = (const char*)src;
 	char* outbuf = (char*)dest;
 	static int initialised;
 	smb_iconv_t descriptor;

source/lib/iconv.c

@@ -76,7 +76,7 @@ static size_t sys_iconv(void *cd,
   on systems that don't have iconv
  */
 size_t smb_iconv(smb_iconv_t cd, 
-		 char **inbuf, size_t *inbytesleft,
+		 const char **inbuf, size_t *inbytesleft,
 		 char **outbuf, size_t *outbytesleft)
 {
 	char cvtbuf[2048];

source/lib/util_file.c

@@ -406,7 +406,7 @@ char *fd_load(int fd, size_t *size)
 /****************************************************************************
 load a file into memory
 ****************************************************************************/
-char *file_load(char *fname, size_t *size)
+char *file_load(const char *fname, size_t *size)
 {
 	int fd;
 	char *p;
@@ -464,7 +464,7 @@ static char **file_lines_parse(char *p, size_t size, int *numlines)
 load a file into memory and return an array of pointers to lines in the file
 must be freed with file_lines_free(). 
 ****************************************************************************/
-char **file_lines_load(char *fname, int *numlines)
+char **file_lines_load(const char *fname, int *numlines)
 {
 	char *p;
 	size_t size;