diff --git a/newlib/libc/include/sys/features.h b/newlib/libc/include/sys/features.h index 2900b332f..f28dd071b 100644 --- a/newlib/libc/include/sys/features.h +++ b/newlib/libc/include/sys/features.h @@ -425,7 +425,7 @@ extern "C" { #endif #define _POSIX_ADVISORY_INFO 200809L -/* #define _POSIX_ASYNCHRONOUS_IO -1 */ +#define _POSIX_ASYNCHRONOUS_IO 200809L #define _POSIX_BARRIERS 200809L #define _POSIX_CHOWN_RESTRICTED 1 #define _POSIX_CLOCK_SELECTION 200809L diff --git a/winsup/cygwin/sysconf.cc b/winsup/cygwin/sysconf.cc index ff98f57a3..753febca4 100644 --- a/winsup/cygwin/sysconf.cc +++ b/winsup/cygwin/sysconf.cc @@ -528,7 +528,7 @@ static struct {cons, {c:SIGQUEUE_MAX}}, /* 18, _SC_SIGQUEUE_MAX */ {cons, {c:TIMER_MAX}}, /* 19, _SC_TIMER_MAX */ {nsup, {c:0}}, /* 20, _SC_TZNAME_MAX */ - {cons, {c:-1L}}, /* 21, _SC_ASYNCHRONOUS_IO */ + {cons, {c:_POSIX_ASYNCHRONOUS_IO}}, /* 21, _SC_ASYNCHRONOUS_IO */ {cons, {c:_POSIX_FSYNC}}, /* 22, _SC_FSYNC */ {cons, {c:_POSIX_MAPPED_FILES}}, /* 23, _SC_MAPPED_FILES */ {cons, {c:-1L}}, /* 24, _SC_MEMLOCK */