The following minimized code throws "java.lang.UnsatisfiedLinkError: sun.awt.X11GraphicsEnvironment.getNumScreens()I" on JDK7 b74 if executed with "-Djava.awt.headless=true" on Solaris

JDK 7 b74 FAILS
JDK 7 b73 PASSES
Platform: Solaris
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import java.awt.*;
public class TestGetDefScreenDevice {

    public static void main(String[] args) {
        GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
        try {
            ge.getDefaultScreenDevice();
System.out.println("Failed. HeadlessException not thrown");
        } catch (HeadlessException he) {
            System.out.println("Passed. HeadlessException thrown as expected");
        }
    }
}
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<db158260@zenit(pts/28).298> /set/java/re/j2se/7/promoted/all/b74/binaries/solaris-i586/bin/java -Djava.awt.headless=true TestGetDefScreenDevice
Exception in thread "main" java.lang.UnsatisfiedLinkError: sun.awt.X11GraphicsEnvironment.getNumScreens()I
        at sun.awt.X11GraphicsEnvironment.getNumScreens(Native Method)
        at sun.java2d.SunGraphicsEnvironment.getScreenDevices(SunGraphicsEnvironment.java:120)
        at sun.awt.X11GraphicsEnvironment.getDefaultScreenDevice(X11GraphicsEnvironment.java:163)
        at TestGetDefScreenDevice.main(TestGetDefScreenDevice.java:9)

For JDK7b73:
<db158260@zenit(pts/28).297> /set/java/re/j2se/7/promoted/all/b73/binaries/solaris-i586/bin/java -Djava.awt.headless=true TestGetDefScreenDevice
Passed. HeadlessException thrown as expected