diff --git a/build/generic/configure.in b/build/generic/configure.in
index 8c6565f..1a6300c 100644
--- a/build/generic/configure.in
+++ b/build/generic/configure.in
@@ -620,15 +620,35 @@ dnl
 dnl ==========================================================================

 if test x"$pthread" = x"yes" ; then
-   AC_CHECK_HEADER(
-   [pthread.h],
-   [AC_CHECK_LIB(
-       [pthread],
-       [pthread_create],
-       [SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_PTHREAD"
-        SPECIFIC_LDFLAGS="$SPECIFIC_LDFLAGS -lpthread"],
-       AC_MSG_WARN(Pthread not supported. No SMP support))],
-   AC_MSG_WARN(Pthread not supported. No SMP support))
+    case "$target_os" in
+        mingw32*)
+            AC_CHECK_HEADER(
+                [pthread.h],
+                [AC_CHECK_LIB(
+                    [pthreadGC2],
+                    [pthread_create],
+                    [SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_PTHREAD"
+                     SPECIFIC_LDFLAGS="$SPECIFIC_LDFLAGS -lpthreadGC2"],
+                    [AC_CHECK_LIB(
+                        [pthread],
+                        [pthread_create],
+                        [SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_PTHREAD"
+                         SPECIFIC_LDFLAGS="$SPECIFIC_LDFLAGS -lpthread"],
+                        AC_MSG_WARN(Pthread not supported. No SMP support))])],
+                AC_MSG_WARN(Pthread not supported. No SMP support))
+            ;;
+         *)
+            AC_CHECK_HEADER(
+                [pthread.h],
+                [AC_CHECK_LIB(
+                    [pthread],
+                    [pthread_create],
+                    [SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_PTHREAD"
+                     SPECIFIC_LDFLAGS="$SPECIFIC_LDFLAGS -lpthread"],
+                    AC_MSG_WARN(Pthread not supported. No SMP support))],
+                AC_MSG_WARN(Pthread not supported. No SMP support))
+            ;;
+    esac
 else
    AC_MSG_WARN(Pthread support disabled. No SMP support)
 fi