fabs: make friendly with non uint64_t

diff --git a/Library/libs/fabs.c b/Library/libs/fabs.c
index 1859623..29819bb 100644 (file)
--- a/Library/libs/fabs.c
+++ b/Library/libs/fabs.c
@@ -5,9 +5,10 @@
 
 double fabs(double x)
 {
-       union dshape u;
+       uint32_t hi;
 
-       u.value = x;
-       u.bits &= (uint64_t)-1 / 2;
-       return u.value;
+       GET_HIGH_WORD(x, hi);
+       hi &= 0x7FFFFFFFUL;
+       SET_HIGH_WORD(x, hi);
+       return x;
 }