golden hour

/opt/cpanel/ea-php74/root/usr/include/php/Zend

File/Folder	Size	Actions
zend.h	13.59 KB
zend_API.h	69.44 KB
zend_alloc.h	18.76 KB
zend_alloc_sizes.h	2.57 KB
zend_arena.h	5.93 KB
zend_ast.h	11.42 KB
zend_bitset.h	6.72 KB
zend_build.h	1.59 KB
zend_builtin_functions.h	1.47 KB
zend_closures.h	2.16 KB
zend_compile.h	42.62 KB
zend_config.h	32 B
zend_constants.h	6.15 KB
zend_cpuinfo.h	7.06 KB
zend_dtrace.h	1.89 KB
zend_errors.h	2 KB
zend_exceptions.h	3.76 KB
zend_execute.h	16.53 KB
zend_extensions.h	5.93 KB
zend_float.h	15.08 KB
zend_gc.h	2.8 KB
zend_generators.h	7.18 KB
zend_globals.h	7.58 KB
zend_globals_macros.h	2.74 KB
zend_hash.h	35.58 KB
zend_highlight.h	2.21 KB
zend_inheritance.h	1.98 KB
zend_ini.h	9.59 KB
zend_ini_parser.h	2.34 KB
zend_ini_scanner.h	1.83 KB
zend_ini_scanner_defs.h	187 B
zend_interfaces.h	4.17 KB
zend_istdiostream.h	1.5 KB
zend_iterators.h	3.32 KB
zend_language_parser.h	4.98 KB
zend_language_scanner.h	2.67 KB
zend_language_scanner_defs.h	267 B
zend_list.h	3.39 KB
zend_llist.h	3.7 KB
zend_long.h	4.2 KB
zend_map_ptr.h	3.09 KB
zend_modules.h	4.68 KB
zend_multibyte.h	4.75 KB
zend_multiply.h	9.61 KB
zend_object_handlers.h	13.19 KB
zend_objects.h	1.76 KB
zend_objects_API.h	4.57 KB
zend_operators.h	33.35 KB
zend_portability.h	19.67 KB
zend_ptr_stack.h	4.21 KB
zend_range_check.h	2.93 KB
zend_signal.h	3.99 KB
zend_smart_str.h	5.4 KB
zend_smart_str_public.h	1.25 KB
zend_smart_string.h	4.29 KB
zend_smart_string_public.h	1.36 KB
zend_sort.h	1.6 KB
zend_stack.h	2.3 KB
zend_stream.h	3.46 KB
zend_string.h	17.3 KB
zend_strtod.h	1.81 KB
zend_strtod_int.h	3.42 KB
zend_ts_hash.h	5.6 KB
zend_type_info.h	3.02 KB
zend_types.h	39.58 KB
zend_variables.h	3.2 KB
zend_virtual_cwd.h	12.44 KB
zend_vm.h	1.91 KB
zend_vm_def.h	264.93 KB
zend_vm_execute.h	1.92 MB
zend_vm_handlers.h	85.91 KB
zend_vm_opcodes.h	11.8 KB
zend_vm_trace_handlers.h	3.14 KB
zend_vm_trace_map.h	2.59 KB
zend_weakrefs.h	1.41 KB

Edit: zend_highlight.h

/*
   +----------------------------------------------------------------------+
   | Zend Engine                                                          |
   +----------------------------------------------------------------------+
   | Copyright (c) Zend Technologies Ltd. (http://www.zend.com)           |
   +----------------------------------------------------------------------+
   | This source file is subject to version 2.00 of the Zend license,     |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.zend.com/license/2_00.txt.                                |
   | If you did not receive a copy of the Zend license and are unable to  |
   | obtain it through the world-wide-web, please send a note to          |
   | license@zend.com so we can mail you a copy immediately.              |
   +----------------------------------------------------------------------+
   | Authors: Andi Gutmans <andi@php.net>                                 |
   |          Zeev Suraski <zeev@php.net>                                 |
   +----------------------------------------------------------------------+
*/

#ifndef ZEND_HIGHLIGHT_H
#define ZEND_HIGHLIGHT_H

#define HL_COMMENT_COLOR     "#FF8000"    /* orange */
#define HL_DEFAULT_COLOR     "#0000BB"    /* blue */
#define HL_HTML_COLOR        "#000000"    /* black */
#define HL_STRING_COLOR      "#DD0000"    /* red */
#define HL_KEYWORD_COLOR     "#007700"    /* green */

typedef struct _zend_syntax_highlighter_ini {
	char *highlight_html;
	char *highlight_comment;
	char *highlight_default;
	char *highlight_string;
	char *highlight_keyword;
} zend_syntax_highlighter_ini;

BEGIN_EXTERN_C()
ZEND_API void zend_highlight(zend_syntax_highlighter_ini *syntax_highlighter_ini);
ZEND_API void zend_strip(void);
ZEND_API int highlight_file(char *filename, zend_syntax_highlighter_ini *syntax_highlighter_ini);
ZEND_API int highlight_string(zval *str, zend_syntax_highlighter_ini *syntax_highlighter_ini, char *str_name);
ZEND_API void zend_html_putc(char c);
ZEND_API void zend_html_puts(const char *s, size_t len);
END_EXTERN_C()

extern zend_syntax_highlighter_ini syntax_highlighter_ini;

#endif