1 files changed, 21 insertions, 0 deletions
diff --git a/math.c b/math.c
new file mode 100644
index 0000000..bacec36
--- /dev/null
+++ b/math.c
@@ -0,0 +1,21 @@
+#include <math.h>	// isinf, isnan
+
+int __isinff(float number)
+{
+	return isinf(number);
+}
+
+int __isinf(double number)
+{
+	return isinf(number);
+}
+
+int __isnanf(float number)
+{
+	return isnan(number);
+}
+
+int __isnan(double number)
+{
+	return isnan(number);
+}