1 files changed, 1 insertions, 9 deletions
diff --git a/newlib/libm/mathfp/s_atan.c b/newlib/libm/mathfp/s_atan.c
index a5a818979..0dd339474 100644
--- a/newlib/libm/mathfp/s_atan.c
+++ b/newlib/libm/mathfp/s_atan.c
@@ -10,19 +10,11 @@ INDEX
 INDEX
    atanf
 
-ANSI_SYNOPSIS
+SYNOPSIS
         #include <math.h>
         double atan(double <[x]>);
         float atanf(float <[x]>);
 
-TRAD_SYNOPSIS
-        #include <math.h>
-        double atan(<[x]>);
-        double <[x]>;
-
-        float atanf(<[x]>);
-        float <[x]>;
-
 DESCRIPTION
 
 <<atan>> computes the inverse tangent (arc tangent) of the input value.