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-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_atanl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_atanl.c b/sysdeps/ieee754/ldbl-128ibm/s_atanl.c
index b6195f10be..8c8c6d7d6a 100644
--- a/sysdeps/ieee754/ldbl-128ibm/s_atanl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_atanl.c
@@ -58,7 +58,7 @@
     License along with this library; if not, write to the Free Software
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA */
 
-
+#include <math.h>
 #include "math_private.h"
 #include <math_ldbl_opt.h>