diff --git a/src/core/core_string16.h b/src/core/core_string16.h
index 9c0b943..530c793 100644
--- a/src/core/core_string16.h
+++ b/src/core/core_string16.h
@@ -54,61 +54,61 @@ struct s32_t {
 #define sb16_serial_begin(ARENA) &(sb16_t){.arena = ARENA}
 #define sb16_serial_end(ARENA, SB) sb16_merge(ARENA, SB)
 
-fn i64 wstr_len(wchar_t *string);
-fn u16 u16_to_lower_case(u16 a);
-fn u16 u16_to_upper_case(u16 a);
-fn b32 u16_is_whitespace(u16 w);
-fn b32 u16_is_alphabetic(u16 a);
-fn b32 u16_is_ident(u16 a);
-fn b32 u16_is_digit(u16 a);
-fn b32 u16_is_alphanumeric(u16 a);
-fn s16_t s16_from_range(u16 *begin, u16 *end);
-fn s16_t s16_from_u16(u16 *string);
-fn s16_t s16_from_wstr(wchar_t *string);
-fn s16_t s16_copy(ma_arena_t *ma, s16_t string);
-fn s16_t s16_copy_u16(ma_arena_t *ma, u16 *s);
-fn s16_t s16_copy_wstr(ma_arena_t *ma, wchar_t *s);
-fn b32 s16_are_equal_ex(s16_t a, s16_t b, b32 ignore_case);
-fn b32 s16_are_equal(s16_t a, s16_t b);
-fn s16_t s16_from_s8(ma_arena_t *ma, s8_t string);
-fn s8_t s8_from_s16(ma_arena_t *ma, s16_t string);
-fn s16_t s16_get_postfix(s16_t string, i64 len);
-fn s16_t s16_get_prefix(s16_t string, i64 len);
-fn s16_t s16_chop(s16_t string, i64 len);
-fn s16_t s16_skip(s16_t string, i64 len);
-fn b32 s16_ends_with_ex(s16_t a, s16_t end, b32 ignore_case);
-fn b32 s16_starts_with_ex(s16_t a, s16_t start, b32 ignore_case);
-fn b32 s16_ends_with(s16_t a, s16_t end);
-fn b32 s16_starts_with(s16_t a, s16_t start);
-fn void s16_normalize_path_unsafe(s16_t s);
-fn s16_t s16_normalize_path(ma_arena_t *ma, s16_t s);
-fn b32 s16_is_pointer_inside(s16_t string, u16 *p);
-fn s16_t s16_cut_start(s16_t *in, i64 size);
-fn s16_t s16_cut_end(s16_t *in, i64 size);
-fn s16_t s16_slice(s16_t string, i64 first_index, i64 one_past_last_index);
-fn s16_t s16_trim(s16_t string);
-fn s16_t s16_trim_end(s16_t string);
-fn b32 s16_seek(s16_t string, s16_t find, s16_seek_t flags, int64_t *index_out);
-fn int64_t s16_find(s16_t string, s16_t find, s16_seek_t flag);
-fn s16_t s16_chop_last_char(s16_t s, s16_t ch);
-fn s16_t s16_chop_last_slash(s16_t s);
-fn s16_t s16_chop_last_period(s16_t s);
-fn s16_t s16_skip_to_last_char(s16_t s, s16_t ch);
-fn s16_t s16_skip_to_last_slash(s16_t s);
-fn s16_t s16_skip_to_last_period(s16_t s);
-fn s16_t s16_get_name_no_ext(s16_t s);
-fn s16_t s16_to_lower_case(ma_arena_t *ma, s16_t s);
-fn s16_t s16_to_upper_case(ma_arena_t *ma, s16_t s);
-fn s16_t s16_printf(ma_arena_t *ma, const char *str, ...);
-fn u64 u64_from_s16(s16_t s, u64 base);
-fn f64 f64_from_s16(s16_t string);
-fn i64 s16_fuzzy_rate(s16_t string, s16_t with);
+fn i64           wstr_len(wchar_t *string);
+fn u16           u16_to_lower_case(u16 a);
+fn u16           u16_to_upper_case(u16 a);
+fn b32           u16_is_whitespace(u16 w);
+fn b32           u16_is_alphabetic(u16 a);
+fn b32           u16_is_ident(u16 a);
+fn b32           u16_is_digit(u16 a);
+fn b32           u16_is_alphanumeric(u16 a);
+fn s16_t         s16_from_range(u16 *begin, u16 *end);
+fn s16_t         s16_from_u16(u16 *string);
+fn s16_t         s16_from_wstr(wchar_t *string);
+fn s16_t         s16_copy(ma_arena_t *ma, s16_t string);
+fn s16_t         s16_copy_u16(ma_arena_t *ma, u16 *s);
+fn s16_t         s16_copy_wstr(ma_arena_t *ma, wchar_t *s);
+fn b32           s16_are_equal_ex(s16_t a, s16_t b, b32 ignore_case);
+fn b32           s16_are_equal(s16_t a, s16_t b);
+fn s16_t         s16_from_s8(ma_arena_t *ma, s8_t string);
+fn s8_t          s8_from_s16(ma_arena_t *ma, s16_t string);
+fn s16_t         s16_get_postfix(s16_t string, i64 len);
+fn s16_t         s16_get_prefix(s16_t string, i64 len);
+fn s16_t         s16_chop(s16_t string, i64 len);
+fn s16_t         s16_skip(s16_t string, i64 len);
+fn b32           s16_ends_with_ex(s16_t a, s16_t end, b32 ignore_case);
+fn b32           s16_starts_with_ex(s16_t a, s16_t start, b32 ignore_case);
+fn b32           s16_ends_with(s16_t a, s16_t end);
+fn b32           s16_starts_with(s16_t a, s16_t start);
+fn void          s16_normalize_path_unsafe(s16_t s);
+fn s16_t         s16_normalize_path(ma_arena_t *ma, s16_t s);
+fn b32           s16_is_pointer_inside(s16_t string, u16 *p);
+fn s16_t         s16_cut_start(s16_t *in, i64 size);
+fn s16_t         s16_cut_end(s16_t *in, i64 size);
+fn s16_t         s16_slice(s16_t string, i64 first_index, i64 one_past_last_index);
+fn s16_t         s16_trim(s16_t string);
+fn s16_t         s16_trim_end(s16_t string);
+fn b32           s16_seek(s16_t string, s16_t find, s16_seek_t flags, int64_t *index_out);
+fn int64_t       s16_find(s16_t string, s16_t find, s16_seek_t flag);
+fn s16_t         s16_chop_last_char(s16_t s, s16_t ch);
+fn s16_t         s16_chop_last_slash(s16_t s);
+fn s16_t         s16_chop_last_period(s16_t s);
+fn s16_t         s16_skip_to_last_char(s16_t s, s16_t ch);
+fn s16_t         s16_skip_to_last_slash(s16_t s);
+fn s16_t         s16_skip_to_last_period(s16_t s);
+fn s16_t         s16_get_name_no_ext(s16_t s);
+fn s16_t         s16_to_lower_case(ma_arena_t *ma, s16_t s);
+fn s16_t         s16_to_upper_case(ma_arena_t *ma, s16_t s);
+fn s16_t         s16_printf(ma_arena_t *ma, const char *str, ...);
+fn u64           u64_from_s16(s16_t s, u64 base);
+fn f64           f64_from_s16(s16_t string);
+fn i64           s16_fuzzy_rate(s16_t string, s16_t with);
 fn fuzzy_pair_t *s16_fuzzy_rate_array(ma_arena_t *arena, s16_t needle, s16_t *array, i32 len);
-fn sb16_node_t *sb16_create_node(ma_arena_t *ma, s16_t str);
-fn sb16_node_t *sb16_append(sb16_t *list, s16_t string);
-fn s16_t sb16_printf(sb16_t *sb, const char *str, ...);
-fn void sb16_indent(sb16_t *sb);
-fn s16_t sb16_stmtf(sb16_t *sb, const char *str, ...);
-fn int64_t sb16_char_size(sb16_t *sb);
-fn s16_t sb16_merge(ma_arena_t *arena, sb16_t *sb);
-fn sb16_t s16_split(ma_arena_t *ma, s16_t string, s16_t find, s16_split_t flags);
\ No newline at end of file
+fn sb16_node_t  *sb16_create_node(ma_arena_t *ma, s16_t str);
+fn sb16_node_t  *sb16_append(sb16_t *list, s16_t string);
+fn s16_t         sb16_printf(sb16_t *sb, const char *str, ...);
+fn void          sb16_indent(sb16_t *sb);
+fn s16_t         sb16_stmtf(sb16_t *sb, const char *str, ...);
+fn int64_t       sb16_char_size(sb16_t *sb);
+fn s16_t         sb16_merge(ma_arena_t *arena, sb16_t *sb);
+fn sb16_t        s16_split(ma_arena_t *ma, s16_t string, s16_t find, s16_split_t flags);
\ No newline at end of file