pause: Fix compilation warning
psignal needs a feature check macro Signed-off-by: Mrunal Patel <mrunalp@gmail.com>
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@ -14,6 +14,7 @@ See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#define _GNU_SOURCE
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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