[Minor] Grrr, fix cmake arguments

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3b3b768fc741bfdc4a27d6b663773489555b8aea..b3fd7cae19c4297cf1f9369f55386635e0b0d6f7 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -875,10 +875,10 @@ CHECK_FUNCTION_EXISTS(vfork HAVE_VFORK)
 CHECK_FUNCTION_EXISTS(wait4 HAVE_WAIT4)
 CHECK_FUNCTION_EXISTS(waitpid HAVE_WAITPID)
 CHECK_FUNCTION_EXISTS(flock HAVE_FLOCK)
-CHECK_LIBRARY_EXISTS(m tanhl HAVE_TANHL)
-CHECK_LIBRARY_EXISTS(m tanh HAVE_TANH)
-CHECK_LIBRARY_EXISTS(m expl HAVE_EXPL)
-CHECK_LIBRARY_EXISTS(m exp2l HAVE_EXP2L)
+CHECK_LIBRARY_EXISTS(m tanhl "" HAVE_TANHL)
+CHECK_LIBRARY_EXISTS(m tanh "" HAVE_TANH)
+CHECK_LIBRARY_EXISTS(m expl "" HAVE_EXPL)
+CHECK_LIBRARY_EXISTS(m exp2l "" HAVE_EXP2L)
 CHECK_FUNCTION_EXISTS(sendfile HAVE_SENDFILE)
 CHECK_FUNCTION_EXISTS(mkstemp HAVE_MKSTEMP)
 CHECK_FUNCTION_EXISTS(setitimer HAVE_SETITIMER)