#include "libc/nt/ntdllimport.h" .ntimp RtlTryEnterCriticalSection,RtlTryEnterCriticalSection .text.windows RtlTryEnterCriticalSection: #ifdef __x86_64__ push %rbp mov %rsp,%rbp .profilable mov %rdi,%rcx sub $32,%rsp call *__imp_RtlTryEnterCriticalSection(%rip) leave #elif defined(__aarch64__) mov x0,#0 #endif ret .endfn RtlTryEnterCriticalSection,globl .previous