use #if LDBL_MANT_DIG == ... instead of custom LD80 etc macros

[libm] / src / math / lgammal.c

diff --git a/src/math/lgammal.c b/src/math/lgammal.c
index db2e34d..603477c 100644 (file)
--- a/src/math/lgammal.c
+++ b/src/math/lgammal.c
@@ -92,12 +92,12 @@ long double lgammal(long double x)
        return lgammal_r(x, &signgam);
 }
 
-#if LD64
+#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
 long double lgammal_r(long double x, int *sg)
 {
        return lgamma_r(x, sg);
 }
-#elif LD80
+#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
 static const long double
 half = 0.5L,
 one = 1.0L,