1 files changed, 1 insertions, 0 deletions

diff --git a/utils/themeeditor/skin_scan.h b/utils/themeeditor/skin_scan.h
index 682e32b3af..6aea92c8a9 100644
--- a/utils/themeeditor/skin_scan.h
+++ b/utils/themeeditor/skin_scan.h
@@ -33,6 +33,7 @@ void skip_comment(char** document);
 void skip_whitespace(char** document);
 char* scan_string(char** document);
 int scan_int(char** document);
+int check_viewport(char* document); /* Checks for a viewport declaration */
 
 #ifdef __cplusplus
 }