golden hour

/usr/include/asm

File/Folder	Size	Actions
a.out.h	756 B
amd_hsmp.h	11.28 KB
auxvec.h	546 B
bitsperlong.h	321 B
boot.h	323 B
bootparam.h	8.31 KB
bpf_perf_event.h	40 B
byteorder.h	200 B
debugreg.h	3.25 KB
e820.h	2.52 KB
errno.h	31 B
fcntl.h	31 B
hw_breakpoint.h	69 B
hwcap2.h	324 B
ioctl.h	31 B
ioctls.h	32 B
ipcbuf.h	32 B
ist.h	854 B
kvm.h	20.4 KB
kvm_para.h	4.22 KB
kvm_perf.h	388 B
ldt.h	1.28 KB
mce.h	1.69 KB
mman.h	413 B
msgbuf.h	1.05 KB
msr.h	346 B
mtrr.h	3.9 KB
param.h	31 B
perf_regs.h	1.37 KB
poll.h	30 B
posix_types.h	224 B
posix_types_32.h	765 B
posix_types_64.h	609 B
posix_types_x32.h	581 B
prctl.h	1.08 KB
processor-flags.h	6.97 KB
ptrace-abi.h	1.99 KB
ptrace.h	1.46 KB
resource.h	34 B
sembuf.h	1.04 KB
setup.h	6 B
sgx.h	8.15 KB
shmbuf.h	1.29 KB
sigcontext.h	9.5 KB
sigcontext32.h	271 B
siginfo.h	422 B
signal.h	2.02 KB
socket.h	32 B
sockios.h	33 B
stat.h	3.06 KB
statfs.h	416 B
svm.h	9.59 KB
swab.h	724 B
termbits.h	34 B
termios.h	33 B
types.h	31 B
ucontext.h	2.07 KB
unistd.h	623 B
unistd_32.h	11.8 KB
unistd_64.h	9.7 KB
unistd_x32.h	17.01 KB
vm86.h	3.11 KB
vmx.h	7.29 KB
vsyscall.h	263 B

Edit: signal.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_SIGNAL_H
#define _ASM_X86_SIGNAL_H

#ifndef __ASSEMBLY__
#include <linux/types.h>
#include <linux/time.h>

/* Avoid too many header ordering problems.  */
struct siginfo;

/* Here we must cater to libcs that poke about in kernel headers.  */

#define NSIG		32
typedef unsigned long sigset_t;

#endif /* __ASSEMBLY__ */

#define SIGHUP		 1
#define SIGINT		 2
#define SIGQUIT		 3
#define SIGILL		 4
#define SIGTRAP		 5
#define SIGABRT		 6
#define SIGIOT		 6
#define SIGBUS		 7
#define SIGFPE		 8
#define SIGKILL		 9
#define SIGUSR1		10
#define SIGSEGV		11
#define SIGUSR2		12
#define SIGPIPE		13
#define SIGALRM		14
#define SIGTERM		15
#define SIGSTKFLT	16
#define SIGCHLD		17
#define SIGCONT		18
#define SIGSTOP		19
#define SIGTSTP		20
#define SIGTTIN		21
#define SIGTTOU		22
#define SIGURG		23
#define SIGXCPU		24
#define SIGXFSZ		25
#define SIGVTALRM	26
#define SIGPROF		27
#define SIGWINCH	28
#define SIGIO		29
#define SIGPOLL		SIGIO
/*
#define SIGLOST		29
*/
#define SIGPWR		30
#define SIGSYS		31
#define	SIGUNUSED	31

/* These should not be considered constants from userland.  */
#define SIGRTMIN	32
#define SIGRTMAX	_NSIG

#define SA_RESTORER	0x04000000

#define MINSIGSTKSZ	2048
#define SIGSTKSZ	8192

#include <asm-generic/signal-defs.h>

#ifndef __ASSEMBLY__

/* Here we must cater to libcs that poke about in kernel headers.  */
#ifdef __i386__

struct sigaction {
	union {
	  __sighandler_t _sa_handler;
	  void (*_sa_sigaction)(int, struct siginfo *, void *);
	} _u;
	sigset_t sa_mask;
	unsigned long sa_flags;
	void (*sa_restorer)(void);
};

#define sa_handler	_u._sa_handler
#define sa_sigaction	_u._sa_sigaction

#else /* __i386__ */

struct sigaction {
	__sighandler_t sa_handler;
	unsigned long sa_flags;
	__sigrestore_t sa_restorer;
	sigset_t sa_mask;		/* mask last for extensibility */
};

#endif /* !__i386__ */

typedef struct sigaltstack {
	void *ss_sp;
	int ss_flags;
	__kernel_size_t ss_size;
} stack_t;

#endif /* __ASSEMBLY__ */

#endif /* _ASM_X86_SIGNAL_H */