Constify some char* arguments or return values of ZEND_API

Closes GH-4247.

1 files changed, 2 insertions, 2 deletions

diff --git a/Zend/zend_constants.c b/Zend/zend_constants.c
index 2c0d8e2725..3148180a9a 100644
--- a/Zend/zend_constants.c
+++ b/Zend/zend_constants.c
@@ -193,7 +193,7 @@ ZEND_API void zend_register_double_constant(const char *name, size_t name_len, d
 }
 
 
-ZEND_API void zend_register_stringl_constant(const char *name, size_t name_len, char *strval, size_t strlen, int flags, int module_number)
+ZEND_API void zend_register_stringl_constant(const char *name, size_t name_len, const char *strval, size_t strlen, int flags, int module_number)
 {
 	zend_constant c;
 
@@ -204,7 +204,7 @@ ZEND_API void zend_register_stringl_constant(const char *name, size_t name_len,
 }
 
 
-ZEND_API void zend_register_string_constant(const char *name, size_t name_len, char *strval, int flags, int module_number)
+ZEND_API void zend_register_string_constant(const char *name, size_t name_len, const char *strval, int flags, int module_number)
 {
 	zend_register_stringl_constant(name, name_len, strval, strlen(strval), flags, module_number);
 }