move lgamma-related internal declarations to libm.h

[musl] / src / math / signgam.c

diff --git a/src/math/signgam.c b/src/math/signgam.c
index 12cc32d..b4903a5 100644 (file)
--- a/src/math/signgam.c
+++ b/src/math/signgam.c
@@ -1,2 +1,7 @@
 #include <math.h>
-int signgam = 0;
+#include "libm.h"
+#include "libc.h"
+
+int __signgam = 0;
+
+weak_alias(__signgam, signgam);