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-rw-r--r--src/mesa/main/querymatrix.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mesa/main/querymatrix.c b/src/mesa/main/querymatrix.c
index 82b6fe7ab9..47e2934f21 100644
--- a/src/mesa/main/querymatrix.c
+++ b/src/mesa/main/querymatrix.c
@@ -69,6 +69,16 @@ fpclassify(double x)
return FP_NAN;
}
}
+
+#elif !defined(_XOPEN_SOURCE) || _XOPEN_SOURCE < 600
+
+enum {FP_NAN, FP_INFINITE, FP_ZERO, FP_SUBNORMAL, FP_NORMAL}
+fpclassify(double x)
+{
+ /* XXX do something better someday */
+ return FP_NORMAL;
+}
+
#endif
extern GLbitfield GL_APIENTRY _es_QueryMatrixxOES(GLfixed mantissa[16], GLint exponent[16]);