Index: buildsys.mk.in
==================================================================
--- buildsys.mk.in
+++ buildsys.mk.in
@@ -33,10 +33,11 @@
 DFLAGS = @DFLAGS@
 ERLCFLAGS = @ERLCFLAGS@
 OBJCFLAGS = @OBJCFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
+PROG_IMPLIB_NEEDED = @PROG_IMPLIB_NEEDED@
 PROG_IMPLIB_LDFLAGS = @PROG_IMPLIB_LDFLAGS@
 PROG_SUFFIX = @EXEEXT@
 LIB_CPPFLAGS = @LIB_CPPFLAGS@
 LIB_CFLAGS = @LIB_CFLAGS@
 LIB_LDFLAGS = @LIB_LDFLAGS@

Index: m4/buildsys.m4
==================================================================
--- m4/buildsys.m4
+++ m4/buildsys.m4
@@ -21,18 +21,21 @@
 AC_DEFUN([BUILDSYS_PROG_IMPLIB], [
 	AC_MSG_CHECKING(wether we need an implib)
 	case "$target" in
 		*-*-cygwin | *-*-mingw32)
 			AC_MSG_RESULT(yes)
-			PROG_IMPLIB_LDFLAGS='-Wl,-export-all-symbols,--out-implib,lib$${i%.exe}.a'
+			PROG_IMPLIB_NEEDED=1
+			PROG_IMPLIB_LDFLAGS='-Wl,-export-all-symbols,--out-implib,lib${PROG}.a'
 			;;
 		*)
 			AC_MSG_RESULT(no)
+			PROG_IMPLIB_NEEDED=0
 			PROG_IMPLIB_LDFLAGS=''
 			;;
 	esac
 	
+	AC_SUBST(PROG_IMPLIB_NEEDED)
 	AC_SUBST(PROG_IMPLIB_LDFLAGS)
 ])
 
 AC_DEFUN([BUILDSYS_SHARED_LIB], [
 	AC_MSG_CHECKING(for shared library system)