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-rw-r--r--include/asterisk/pbx.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/asterisk/pbx.h b/include/asterisk/pbx.h
index deaa578bf..e65bc71a0 100644
--- a/include/asterisk/pbx.h
+++ b/include/asterisk/pbx.h
@@ -73,10 +73,10 @@ typedef int (*ast_state_cb_type)(char *context, char* id, enum ast_extension_sta
/*! Data structure associated with a custom function */
struct ast_custom_function {
- char *name;
- char *synopsis;
- char *desc;
- char *syntax;
+ const char *name;
+ const char *synopsis;
+ const char *desc;
+ const char *syntax;
int (*read)(struct ast_channel *, char *, char *, char *, size_t);
int (*write)(struct ast_channel *, char *, char *, const char *);
struct ast_custom_function *next;