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-rw-r--r--src/math/lgammaf.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/math/lgammaf.c b/src/math/lgammaf.c
index aed98ba4..93253534 100644
--- a/src/math/lgammaf.c
+++ b/src/math/lgammaf.c
@@ -1,9 +1,10 @@
-#define _GNU_SOURCE
 #include "libm.h"
 
+float __lgammaf_r(float, int *);
+
 float lgammaf(float x)
 {
-	return lgamma_r(x, &signgam);
+	return __lgammaf_r(x, &signgam);
 }
 
 // FIXME