<div><span style="background-color:#ffffff;color:#222222;float:none;font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">Hi All,</span><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><span style="background-color:#ffffff;color:#222222;float:none;font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">I am building out of tree kernel module.</span><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><span style="background-color:#ffffff;color:#222222;float:none;font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">I am trying to include user-space lib into the kernel module</span><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><span style="background-color:#ffffff;color:#222222;float:none;font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">I reference include file of this lib to use the API.  I  got the following warning  during make</span><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><span style="background-color:#ffffff;color:#222222;float:none;font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">"__STDC_VERSION__" is not defined, evaluates to 0</span><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><span style="background-color:#ffffff;color:#222222;float:none;font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">But continues and resulted module works,</span><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><span style="background-color:#ffffff;color:#222222;float:none;font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">I see from </span><a href="https://gcc.gnu.org/onlinedocs/cpp/Standard-Predefined-Macros.html" style="background-color:rgb( 255 , 255 , 255 );color:rgb( 17 , 85 , 204 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">https://gcc.gnu.org/onlinedocs/cpp/Standard-Predefined-Macros.html</a><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><span style="background-color:#ffffff;color:#222222;float:none;font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">that _STDC_VERSION__ is a built-in gcc macro, so I think that evenh</span><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><span style="background-color:#ffffff;color:#222222;float:none;font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">kernel compilation should be able to see it.</span><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><br style="background-color:rgb( 255 , 255 , 255 );color:rgb( 34 , 34 , 34 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" /><span style="background-color:#ffffff;color:#222222;float:none;font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">Please comment</span><br /><font color="#888888" style="background-color:rgb( 255 , 255 , 255 );font-family:'arial' , 'helvetica' , sans-serif;font-size:small;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">Lev.</font></div>