-CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
-CHECK_INCLUDE_FILE(valgrind/valgrind.h HAVE_VALGRIND_VALGRIND_H)
-CHECK_INCLUDE_FILE(socket.h HAVE_SOCKET_H)
-CHECK_INCLUDE_FILE(sys/socket.h HAVE_SYS_SOCKET_H)
-CHECK_INCLUDE_FILE(stat.h HAVE_STAT_H)
-CHECK_INCLUDE_FILE(sys/stat.h HAVE_SYS_STAT_H)
-CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H)
-CHECK_INCLUDE_FILE(winsock.h HAVE_WINSOCK_H)
-CHECK_INCLUDE_FILE(winsock2.h HAVE_WINSOCK2_H)
-CHECK_INCLUDE_FILE(errno.h HAVE_ERRNO_H)
-CHECK_INCLUDE_FILE(unistd.h HAVE_UNISTD_H)
-CHECK_INCLUDE_FILE(execinfo.h HAVE_EXECINFO_H)
-CHECK_INCLUDE_FILE(signal.h HAVE_SIGNAL_H)
-CHECK_INCLUDE_FILE(sys/time.h HAVE_SYS_TIME_H)
-CHECK_INCLUDE_FILE(time.h HAVE_TIME_H)
-CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
-CHECK_INCLUDE_FILE(inttypes.h HAVE_INTTYPES_H)
-CHECK_INCLUDE_FILE(memory.h HAVE_MEMORY_H)
-CHECK_INCLUDE_FILE(stdlib.h HAVE_STDLIB_H)
-CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
-CHECK_INCLUDE_FILE(string.h HAVE_STRING_H)
+CHECK_INCLUDE_FILE("pthread.h" HAVE_PTHREAD_H)
+CHECK_INCLUDE_FILE("valgrind/valgrind.h" HAVE_VALGRIND_VALGRIND_H)
+CHECK_INCLUDE_FILE("socket.h" HAVE_SOCKET_H)
+CHECK_INCLUDE_FILE("sys/socket.h" HAVE_SYS_SOCKET_H)
+CHECK_INCLUDE_FILE("stat.h" HAVE_STAT_H)
+CHECK_INCLUDE_FILE("sys/stat.h" HAVE_SYS_STAT_H)
+CHECK_INCLUDE_FILE("windows.h" HAVE_WINDOWS_H)
+CHECK_INCLUDE_FILE("winsock.h" HAVE_WINSOCK_H)
+CHECK_INCLUDE_FILE("winsock2.h" HAVE_WINSOCK2_H)
+CHECK_INCLUDE_FILE("errno.h" HAVE_ERRNO_H)
+CHECK_INCLUDE_FILE("unistd.h" HAVE_UNISTD_H)
+CHECK_INCLUDE_FILE("execinfo.h" HAVE_EXECINFO_H)
+CHECK_INCLUDE_FILE("signal.h" HAVE_SIGNAL_H)
+CHECK_INCLUDE_FILE("sys/time.h" HAVE_SYS_TIME_H)
+CHECK_INCLUDE_FILE("time.h" HAVE_TIME_H)
+CHECK_INCLUDE_FILE("dlfcn.h" HAVE_DLFCN_H)
+CHECK_INCLUDE_FILE("inttypes.h" HAVE_INTTYPES_H)
+CHECK_INCLUDE_FILE("memory.h" HAVE_MEMORY_H)
+CHECK_INCLUDE_FILE("stdlib.h" HAVE_STDLIB_H)
+CHECK_INCLUDE_FILE("strings.h" HAVE_STRINGS_H)
+CHECK_INCLUDE_FILE("string.h" HAVE_STRING_H)
+CHECK_INCLUDE_FILE("ucontext.h" HAVE_UCONTEXT_H)