close: #I4OX3O
Signed-off-by: Narvinzzz <zhaotianyu9@huawei.com>

Change-Id: I3ba65509135cee2ae3af82fec923a01e00ffdbe8

【背景】增加内核epoll系统调用适配musl接口并增加测试用例

【修改方案】
1, 删除musl仓的porting
2，内核实现epoll对应接口及注册系统调用
3，testsuit目录添加对应的用例

【影响】
对现有的产品编译不会有影响。

re #I4FXPT
Signed-off-by: Nwangchen <253227059@qq.com>

Change-Id: Ia97ea49067aa1ff47b8c1c83675ac75e75d25955

1.modifications:
    modified:   testsuites/unittest/IO/It_test_IO.h
    modified:   testsuites/unittest/IO/full/IO_test_duplocale_001.cpp
    modified:   testsuites/unittest/IO/io_test.cpp
2.add 19 testcases:
    IO_test_dcgettext_001.cpp
    IO_test_dcgettext_002.cpp
    IO_test_dcngettext_001.cpp
    IO_test_dcngettext_002.cpp
    IO_test_dngettext_001.cpp
    IO_test_dngettext_002.cpp
    IO_test_duplocale_001.cpp
    IO_test_locale_001.cpp
    IO_test_ngettext_001.cpp
    IO_test_nl_langinfo_001.cpp
    IO_test_nl_langinfo_l_001.cpp
    IO_test_strcasecmp_l_001.cpp
    IO_test_strfmon_l_001.cpp
    IO_test_strncasecmp_l_001.cpp
    It_stdio_hasmntopt_001.cpp
    IO_test_gettext_001.cpp
    IO_test_locale_002.cpp
    IO_test_strcasecmp_l_002.cpp
    IO_test_strfmon_l_002.cpp
    IO_test_strncasecmp_l_002.cpp
3.influence:
    none
Signed-off-by: Nliuzhiwan <liuzhiwan2020@163.com>
Change-Id: Ib5883ddb14cfd545f2c5b1685a082f098def0965

1.modifications:
modified:   syscall/fs_syscall.c
2.modify 2 testcases:
IO/full/IO_test_ppoll_001.cpp
IO/full/IO_test_ppoll_002.cpp
3.influence:
none
Signed-off-by: pef <cyd1997@126.com>
Change-Id: I85fc091098a6dfef1a4694a3bbc489640ee6dda2

1.modifications:
modified:   syscall/fs_syscall.c
modified:   syscall/los_syscall.h
modified:   syscall/syscall_lookup.h
2.add 1 testcases:
modified:   testsuites/unittest/IO/BUILD.gn
modified:   testsuites/unittest/IO/full/IO_test_pselect_001.cpp
modified:   testsuites/unittest/IO/io_test.cpp
3.influence:
none

re #I45SXU
Signed-off-by: Nwangchen <253227059@qq.com>
Change-Id: I03a5d464fd5423c360e42f7d141035ce0d83d8a8

1.modifications:
modified:   syscall/los_syscall.h
modified:   syscall/misc_syscall.c
modified:   syscall/syscall_lookup.h
2.add 3 testcases:
testsuites/unittest/IO/full/IO_test_ppoll_001.cpp
testsuites/unittest/IO/full/IO_test_ppoll_002.cpp
3.influence:
none
Signed-off-by: Nteamol <28105285@qq.com>

Change-Id: I885610a62b980bd3720b337aced886450338bdcf

Change-Id: I7f4add72f2fd1cc3770bcf103d1909add4829822

Change-Id: Ice1193d1ae7f2e0d12a2a38a306a6399407f5037