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-rw-r--r--lib/libm/cacos.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/libm/cacos.c b/lib/libm/cacos.c
index 1248e72f..b472b778 100644
--- a/lib/libm/cacos.c
+++ b/lib/libm/cacos.c
@@ -1,5 +1,5 @@
-#include <math.h>
-#include <complex.h>
+#include <complex.h> // for complex, cacos, casin, cimag, creal, I
+#include <math.h> // for M_PI_2
double complex cacos(double complex z)
{