Make small fixes and oops ran clang-format on dtoa

libc/tinymath/emodl.h

@@ -0,0 +1,17 @@
+#ifndef COSMOPOLITAN_LIBC_TINYMATH_EMODL_H_
+#define COSMOPOLITAN_LIBC_TINYMATH_EMODL_H_
+#include "libc/math.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+/**
+ * Returns Euclidean floating-point division remainder.
+ *
+ * @return (𝑥 mod 𝑦) ∈ [0.,𝑦)
+ * @see fmodl()
+ */
+static long double emodl(long double x, long double y) {
+  return x - fabsl(y) * floorl(x / fabsl(y));
+}
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_TINYMATH_EMODL_H_ */