diff --git a/src/ext/duktape/duktape.h b/src/ext/duktape/duktape.h
index 614954e..b86ba43 100644
--- a/src/ext/duktape/duktape.h
+++ b/src/ext/duktape/duktape.h
@@ -456,21 +456,21 @@ DUK_API_NORETURN(DUK_EXTERNAL_DECL void duk_error_raw(duk_context *ctx, duk_errc
 
 #if defined(DUK_API_VARIADIC_MACROS)
 #define duk_error(ctx,err_code,...)  \
-	(duk_error_raw((ctx), (duk_errcode_t) (err_code), (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0)
+	(duk_error_raw((ctx), (duk_errcode_t) (err_code), (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__))
 #define duk_generic_error(ctx,...)  \
-	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0)
+	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__))
 #define duk_eval_error(ctx,...)  \
-	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_EVAL_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0)
+	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_EVAL_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__))
 #define duk_range_error(ctx,...)  \
-	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_RANGE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0)
+	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_RANGE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__))
 #define duk_reference_error(ctx,...)  \
-	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_REFERENCE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0)
+	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_REFERENCE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__))
 #define duk_syntax_error(ctx,...)  \
-	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_SYNTAX_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0)
+	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_SYNTAX_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__))
 #define duk_type_error(ctx,...)  \
-	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_TYPE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0)
+	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_TYPE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__))
 #define duk_uri_error(ctx,...)  \
-	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_URI_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0)
+	(duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_URI_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__))
 #else  /* DUK_API_VARIADIC_MACROS */
 /* For legacy compilers without variadic macros a macro hack is used to allow
  * variable arguments.  While the macro allows "return duk_error(...)", it
diff --git a/src/fs.c b/src/fs.c
index 601ac2a..3f10815 100644
--- a/src/fs.c
+++ b/src/fs.c
@@ -674,7 +674,7 @@ void fsMakeDir(FileSystem* fs, const char* name)
 
 #if defined(__WINDOWS__) || defined(__LINUX__) || defined(__MACOSX__)
 
-void fsOpenSystemPath(FileSystem* fs, const char* path)
+int fsOpenSystemPath(FileSystem* fs, const char* path)
 {
 	char command[FILENAME_MAX];
 
@@ -692,7 +692,7 @@ void fsOpenSystemPath(FileSystem* fs, const char* path)
 
 #endif
 
-	tic_system(UTF8ToString(command));
+	return tic_system(UTF8ToString(command));
 }
 
 #else
diff --git a/src/fs.h b/src/fs.h
index 84c908f..ba19168 100644
--- a/src/fs.h
+++ b/src/fs.h
@@ -67,7 +67,7 @@ bool fsCopyFile(const char* src, const char* dst);
 void fsGetFileData(GetCallback callback, const char* name, void* buffer, size_t size, u32 mode, void* data);
 void fsOpenFileData(OpenCallback callback, void* data);
 void fsOpenWorkingFolder(FileSystem* fs);
-void fsOpenSystemPath(FileSystem* fs, const char* path);
+int fsOpenSystemPath(FileSystem* fs, const char* path);
 bool fsIsDir(FileSystem* fs, const char* dir);
 bool fsIsInPublicDir(FileSystem* fs);
 bool fsChangeDir(FileSystem* fs, const char* dir);