@@ -4,10 +4,11 @@
 dnl Checks for programs.
 AC_PROG_CC
 AC_PROG_MAKE_SET
 AC_PROG_INSTALL
 AC_GNU_SOURCE
+AC_LANG(C)
 
 dnl Determine system information
 DC_CHK_OS_INFO
 
 dnl Determine if a shared or static build is requested
@@ -33,14 +34,37 @@
 if test "${TCC4TCL_TARGET}" = "shared"; then
 	dnl Determine how to make shared objects
 	DC_GET_SHOBJFLAGS
 
 	dnl Only export symbols we wish to expose
-	DC_SETVERSIONSCRIPT([tcc4tcl.syms], [tcc4tcl.vers])
-	DC_FIND_STRIP_AND_REMOVESYMS([tcc4tcl.syms])
-
 	TARGET="tcc4tcl.${SHOBJEXT}"
+
+	AC_CHECK_HEADERS(windows.h)
+	AC_CHECK_HEADERS(psapi.h,,, [
+#ifdef HAVE_WINDOWS_H
+#  include <windows.h>
+#endif
+])
+
+	AC_MSG_CHECKING([for EnumProcessModules in -lpsapi])
+	SAVE_LIBS="$LIBS"
+	LIBS="-lpsapi $LIBS"
+	AC_LINK_IFELSE([AC_LANG_PROGRAM([
+#ifdef HAVE_WINDOWS_H
+#  include <windows.h>
+#endif
+#ifdef HAVE_PSAPI_H
+#  include <psapi.h>
+#endif
+], [
+	EnumProcessModules(NULL, NULL, 0, NULL);
+])], [
+	AC_MSG_RESULT([found])
+], [
+	AC_MSG_RESULT([not found])
+	LIBS="$SAVE_LIBS"
+])
 else
 	TARGET="tcc4tcl-static.a"
 fi
 AC_SUBST(TARGET)
 AC_SUBST(TCC4TCL_TARGET)
@@ -54,8 +78,14 @@
 dnl Look for appropriate headers
 AC_CHECK_HEADERS(unistd.h stdlib.h string.h strings.h dlfcn.h dl.h)
 
 dnl Perform Tcl Extension required stuff
 TCLEXT_INIT
+
+dnl This must be done last since it breaks the compilation
+if test "${TCC4TCL_TARGET}" = "shared"; then
+	DC_SETVERSIONSCRIPT([tcc4tcl.syms], [tcc4tcl.vers])
+	DC_FIND_STRIP_AND_REMOVESYMS([tcc4tcl.syms])
+fi
 
 dnl Produce output
 AC_OUTPUT(Makefile pkgIndex.tcl tcc4tcl.syms)