configure: Use correct libm linker flag during math function checks

diff --git a/configure b/configure
index eb5147615cc1808ef27e2b4d6cdc7ef8ef34d1f5..bfae451257d54fe0428ba6d77a123e98c45b30d9 100755 (executable)
--- a/configure
+++ b/configure
@@ -4620,7 +4620,7 @@ ldexpf_args=2
 powf_args=2
 
 for func in $MATH_FUNCS; do
-    eval check_mathfunc $func \${${func}_args:-1}
+    eval check_mathfunc $func \${${func}_args:-1} $LIBM
 done
 
 # these are off by default, so fail if requested and not available