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-rw-r--r--lib/libm/copysign.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/libm/copysign.c b/lib/libm/copysign.c
index 26982cea..58be427e 100644
--- a/lib/libm/copysign.c
+++ b/lib/libm/copysign.c
@@ -1,4 +1,5 @@
-#include "libm.h"
+#include <math.h> // for copysign
+#include <stdint.h> // for uint64_t
double copysign(double x, double y)
{