--- a/configure.ac
+++ b/configure.ac
@@ -85,16 +85,16 @@
 
 if test x"$EPOLL" = xauto -a x"$cross_compiling" = xno; then
   AC_RUN_IFELSE(
-    AC_LANG_PROGRAM([[#include <sys/epoll.h>]],
-      [[if (epoll_create(10) >= 0) return 0; return 1;]]),
+    [AC_LANG_PROGRAM([[#include <sys/epoll.h>]],
+      [[if (epoll_create(10) >= 0) return 0; return 1;]])],
     [EPOLL=yes]
   )
 fi
 
 if test x"$SIGNALFD" = xauto -a x"$cross_compiling" = xno; then
   AC_RUN_IFELSE(
-    AC_LANG_PROGRAM([[#include <sys/signalfd.h>]],
-      [[sigset_t mask; if (signalfd(-1, &mask, 0) >= 0) return 0; return 1;]]),
+    [AC_LANG_PROGRAM([[#include <sys/signalfd.h>]],
+      [[sigset_t mask; if (signalfd(-1, &mask, 0) >= 0) return 0; return 1;]])],
     [SIGNALFD=yes]
   )
 fi
install-data-local: