fix up libm detection and use (#3724)

[ghc-hetmet.git] / rts / package.conf.in

diff --git a/rts/package.conf.in b/rts/package.conf.in
index 087a7e9..2dff162 100644 (file)
--- a/rts/package.conf.in
+++ b/rts/package.conf.in
@@ -27,7 +27,10 @@ library-dirs:                TOP"/rts/dist/build" PAPI_LIB_DIR
 
 hs-libraries:   "HSrts"
 
-extra-libraries:               "m"             /* for ldexp() */
+extra-libraries:
+#ifdef HAVE_LIBM
+                               "m"             /* for ldexp() */
+#endif
 #ifdef HAVE_LIBRT
                              , "rt"
 #endif