golden hour

/opt/cpanel/ea-php83/root/usr/include/php/Zend

File/Folder	Size	Actions
Optimizer	-
zend.h	15.54 KB
zend_API.h	103.38 KB
zend_alloc.h	18.83 KB
zend_alloc_sizes.h	2.57 KB
zend_arena.h	5.92 KB
zend_ast.h	13.03 KB
zend_atomic.h	5.57 KB
zend_attributes.h	5.53 KB
zend_attributes_arginfo.h	12.11 KB
zend_bitset.h	7.85 KB
zend_build.h	1.59 KB
zend_builtin_functions.h	1.48 KB
zend_builtin_functions_arginfo.h	13.86 KB
zend_call_stack.h	2.81 KB
zend_closures.h	2.24 KB
zend_closures_arginfo.h	2.04 KB
zend_compile.h	48.88 KB
zend_config.h	32 B
zend_constants.h	6.55 KB
zend_constants_arginfo.h	1.83 KB
zend_cpuinfo.h	9.18 KB
zend_dtrace.h	2 KB
zend_enum.h	2.86 KB
zend_enum_arginfo.h	1.66 KB
zend_errors.h	2.34 KB
zend_exceptions.h	4.44 KB
zend_exceptions_arginfo.h	17.5 KB
zend_execute.h	22.21 KB
zend_extensions.h	6.2 KB
zend_fibers.h	5.04 KB
zend_fibers_arginfo.h	3.49 KB
zend_float.h	15.08 KB
zend_gc.h	4.56 KB
zend_gdb.h	1.39 KB
zend_generators.h	7.34 KB
zend_generators_arginfo.h	2.72 KB
zend_globals.h	9.52 KB
zend_globals_macros.h	2.74 KB
zend_hash.h	50.1 KB
zend_highlight.h	2.24 KB
zend_hrtime.h	3.75 KB
zend_inheritance.h	2.43 KB
zend_ini.h	11.85 KB
zend_ini_parser.h	3.48 KB
zend_ini_scanner.h	1.86 KB
zend_ini_scanner_defs.h	204 B
zend_interfaces.h	4.02 KB
zend_interfaces_arginfo.h	7.84 KB
zend_istdiostream.h	1.5 KB
zend_iterators.h	3.7 KB
zend_language_parser.h	10.48 KB
zend_language_scanner.h	2.97 KB
zend_language_scanner_defs.h	263 B
zend_list.h	3.4 KB
zend_llist.h	3.91 KB
zend_long.h	4.13 KB
zend_map_ptr.h	2.94 KB
zend_max_execution_timer.h	1.45 KB
zend_mmap.h	1.48 KB
zend_modules.h	4.71 KB
zend_multibyte.h	4.8 KB
zend_multiply.h	10.01 KB
zend_object_handlers.h	14.22 KB
zend_objects.h	1.77 KB
zend_objects_API.h	4.52 KB
zend_observer.h	6.25 KB
zend_operators.h	32.99 KB
zend_portability.h	23.86 KB
zend_ptr_stack.h	4.2 KB
zend_range_check.h	2.93 KB
zend_signal.h	3.98 KB
zend_smart_str.h	6.77 KB
zend_smart_str_public.h	1.13 KB
zend_smart_string.h	4.11 KB
zend_smart_string_public.h	1.21 KB
zend_sort.h	1.5 KB
zend_stack.h	2.35 KB
zend_stream.h	3.53 KB
zend_string.h	21.88 KB
zend_strtod.h	2.1 KB
zend_strtod_int.h	3.06 KB
zend_system_id.h	1.37 KB
zend_type_info.h	4.44 KB
zend_types.h	51.11 KB
zend_variables.h	2.99 KB
zend_virtual_cwd.h	12.86 KB
zend_vm.h	1.95 KB
zend_vm_def.h	286.48 KB
zend_vm_execute.h	2.06 MB
zend_vm_handlers.h	90.05 KB
zend_vm_opcodes.h	12.42 KB
zend_vm_trace_handlers.h	3.14 KB
zend_vm_trace_lines.h	1.71 KB
zend_vm_trace_map.h	2.6 KB
zend_weakrefs.h	3.15 KB
zend_weakrefs_arginfo.h	3.4 KB

Edit: zend_signal.h

/*
  +----------------------------------------------------------------------+
  | Zend Signal Handling                                                 |
  +----------------------------------------------------------------------+
  | Copyright (c) The PHP Group                                          |
  +----------------------------------------------------------------------+
  | This source file is subject to version 3.01 of the PHP license,      |
  | that is bundled with this package in the file LICENSE, and is        |
  | available through the world-wide-web at the following url:           |
  | https://www.php.net/license/3_01.txt                                 |
  | If you did not receive a copy of the PHP license and are unable to   |
  | obtain it through the world-wide-web, please send a note to          |
  | license@php.net so we can mail you a copy immediately.               |
  +----------------------------------------------------------------------+
  | Authors: Lucas Nealan <lucas@php.net>                                |
  |          Arnaud Le Blanc <lbarnaud@php.net>                          |
  +----------------------------------------------------------------------+

#ifndef ZEND_SIGNAL_H
#define ZEND_SIGNAL_H

#ifdef ZEND_SIGNALS

#include <signal.h>

#ifndef NSIG
#define NSIG 65
#endif

#ifndef ZEND_SIGNAL_QUEUE_SIZE
#define ZEND_SIGNAL_QUEUE_SIZE 64
#endif

/* Signal structs */
typedef struct _zend_signal_entry_t {
	int   flags;          /* sigaction style flags */
	void* handler;      /* signal handler or context */
} zend_signal_entry_t;

typedef struct _zend_signal_t {
	int signo;
	siginfo_t *siginfo;
	void* context;
} zend_signal_t;

typedef struct _zend_signal_queue_t {
	zend_signal_t zend_signal;
	struct _zend_signal_queue_t *next;
} zend_signal_queue_t;

/* Signal Globals */
typedef struct _zend_signal_globals_t {
	int depth;
	int blocked;            /* 1==TRUE, 0==FALSE */
	int running;            /* in signal handler execution */
	int active;             /* internal signal handling is enabled */
	bool check;        /* check for replaced handlers on shutdown */
	bool reset;        /* reset signal handlers on each request */
	zend_signal_entry_t handlers[NSIG];
	zend_signal_queue_t pstorage[ZEND_SIGNAL_QUEUE_SIZE], *phead, *ptail, *pavail; /* pending queue */
} zend_signal_globals_t;

# ifdef ZTS
#  define SIGG(v) ZEND_TSRMG_FAST(zend_signal_globals_offset, zend_signal_globals_t *, v)
BEGIN_EXTERN_C()
ZEND_API extern int zend_signal_globals_id;
ZEND_API extern size_t zend_signal_globals_offset;
END_EXTERN_C()
# else
#  define SIGG(v) (zend_signal_globals.v)
BEGIN_EXTERN_C()
ZEND_API extern zend_signal_globals_t zend_signal_globals;
END_EXTERN_C()
# endif /* not ZTS */

# ifdef ZTS
#  define ZEND_SIGNAL_BLOCK_INTERRUPTIONS() if (EXPECTED(zend_signal_globals_id)) { SIGG(depth)++; }
#  define ZEND_SIGNAL_UNBLOCK_INTERRUPTIONS() if (EXPECTED(zend_signal_globals_id) && UNEXPECTED(((SIGG(depth)--) == SIGG(blocked)))) { zend_signal_handler_unblock(); }
# else /* ZTS */
#  define ZEND_SIGNAL_BLOCK_INTERRUPTIONS()  SIGG(depth)++;
#  define ZEND_SIGNAL_UNBLOCK_INTERRUPTIONS() if (((SIGG(depth)--) == SIGG(blocked))) { zend_signal_handler_unblock(); }
# endif /* not ZTS */

ZEND_API void zend_signal_handler_unblock(void);
void zend_signal_activate(void);
void zend_signal_deactivate(void);
BEGIN_EXTERN_C()
ZEND_API void zend_signal_startup(void);
END_EXTERN_C()
void zend_signal_init(void);

ZEND_API void zend_signal(int signo, void (*handler)(int));
ZEND_API void zend_sigaction(int signo, const struct sigaction *act, struct sigaction *oldact);

#else /* ZEND_SIGNALS */

# define ZEND_SIGNAL_BLOCK_INTERRUPTIONS()
# define ZEND_SIGNAL_UNBLOCK_INTERRUPTIONS()

# define zend_signal_activate()
# define zend_signal_deactivate()
# define zend_signal_startup()
# define zend_signal_init()

# define zend_signal(signo, handler)           signal(signo, handler)
# define zend_sigaction(signo, act, oldact)    sigaction(signo, act, oldact)

#endif /* ZEND_SIGNALS */

#endif /* ZEND_SIGNAL_H */