1 files changed, 6 insertions, 3 deletions
diff --git a/src/mesa/math/m_debug_util.h b/src/mesa/math/m_debug_util.h
index d05da89949c..25ee029cebc 100644
--- a/src/mesa/math/m_debug_util.h
+++ b/src/mesa/math/m_debug_util.h
@@ -32,6 +32,9 @@
 #ifdef DEBUG_MATH  /* This code only used for debugging */
 
 
+#include "c99_math.h"
+
+
 /* Comment this out to deactivate the cycle counter.
  * NOTE: it works only on CPUs which know the 'rdtsc' command (586 or higher)
  * (hope, you don't try to debug Mesa on a 386 ;)
@@ -286,9 +289,9 @@ static int significand_match( GLfloat a, GLfloat b )
       return 0;
    }
 
-   FREXPF( a, &a_ex );
-   FREXPF( b, &b_ex );
-   FREXPF( d, &d_ex );
+   frexpf( a, &a_ex );
+   frexpf( b, &b_ex );
+   frexpf( d, &d_ex );
 
    if ( a_ex < b_ex ) {
       return a_ex - d_ex;