diff --git a/autoconf/m4/build_exeext.m4 b/autoconf/m4/build_exeext.m4
index 5ea7d2e..1bdecc1 100644
--- a/autoconf/m4/build_exeext.m4
+++ b/autoconf/m4/build_exeext.m4
@@ -25,7 +25,7 @@
   if AC_TRY_EVAL(ac_build_link); then
     for file in conftest.*; do
       case $file in
-      *.c | *.o | *.obj) ;;
+      *.c | *.o | *.obj | *.dSYM) ;;
       *) ac_cv_build_exeext=`echo $file | sed -e s/conftest//` ;;
       esac
     done
diff --git a/configure b/configure
index af8144d..8183959 100755
--- a/configure
+++ b/configure
@@ -4545,7 +4545,7 @@
   (exit $ac_status); }; then
     for file in conftest.*; do
       case $file in
-      *.c | *.o | *.obj) ;;
+      *.c | *.o | *.obj | *.dSYM) ;;
       *) ac_cv_build_exeext=`echo $file | sed -e s/conftest//` ;;
       esac
     done