| 123456789101112131415161718192021 | #include <features.h>#ifdef __UCLIBC_HAS_TLS____thread int errno;__thread int h_errno;extern __thread int __libc_errno __attribute__ ((alias ("errno"))) attribute_hidden;extern __thread int __libc_h_errno __attribute__ ((alias ("h_errno"))) attribute_hidden;#define h_errno __libc_h_errno#else#include "internal_errno.h"int errno = 0;int h_errno = 0;#ifdef __UCLIBC_HAS_THREADS__libc_hidden_def(errno)weak_alias(errno, _errno)libc_hidden_def(h_errno)weak_alias(h_errno, _h_errno)#endif#endif
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