* that is subject to stripspace.
*/
extern char comment_line_char;
+extern int auto_comment_line_char;
enum branch_track {
BRANCH_TRACK_UNSPECIFIED = -1,
extern int git_env_bool(const char *, int);
extern int git_config_system(void);
extern int config_error_nonbool(const char *);
-#if defined(__GNUC__) && ! defined(__clang__)
-#define config_error_nonbool(s) (config_error_nonbool(s), -1)
+#if defined(__GNUC__)
+#define config_error_nonbool(s) (config_error_nonbool(s), const_error())
#endif
extern const char *get_log_output_encoding(void);
extern const char *get_commit_output_encoding(void);