diff --git a/build/cmake/ConfigureChecks.cmake b/build/cmake/ConfigureChecks.cmake
index 6b9c6a3..457bfe0 100644
--- a/build/cmake/ConfigureChecks.cmake
+++ b/build/cmake/ConfigureChecks.cmake
@@ -45,6 +45,7 @@
 check_include_file(sys/stat.h HAVE_SYS_STAT_H)
 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 check_include_file(sys/un.h HAVE_SYS_UN_H)
+check_include_file(poll.h HAVE_POLL_H)
 check_include_file(sys/poll.h HAVE_SYS_POLL_H)
 check_include_file(sys/select.h HAVE_SYS_SELECT_H)
 check_include_file(sched.h HAVE_SCHED_H)
diff --git a/build/cmake/config.h.in b/build/cmake/config.h.in
index c5d4d30..39d8270 100644
--- a/build/cmake/config.h.in
+++ b/build/cmake/config.h.in
@@ -121,6 +121,9 @@
 /* Define to 1 if you have the <sys/un.h> header file. */
 #cmakedefine HAVE_SYS_UN_H 1
 
+/* Define to 1 if you have the <poll.h> header file. */
+#cmakedefine HAVE_POLL_H 1
+
 /* Define to 1 if you have the <sys/poll.h> header file. */
 #cmakedefine HAVE_SYS_POLL_H 1