Something

while running ./build.sh -Dopennms.home=/opt/OpenNMS install assembly:attached       

[INFO] [site:attach-descriptor]
[INFO] Preparing source:jar
[WARNING] Removing: jar from forked lifecycle, to prevent recursive invocation.
[INFO] No goals needed for project - skipping
[INFO] [source:jar {execution: default}]
[INFO] NOT adding sources to attached artifacts for packaging: 'pom'.
[INFO] [jar:test-jar {execution: default}]
[WARNING] JAR will be empty - no content was marked for inclusion!
[INFO] Building jar: /usr/src/opennms/opennms-icmp/opennms-icmp-jni/target/opennms-icmp-jni-1.3.2-SNAPSHOT-tests.jar
[INFO] [install:install]
[INFO] Installing /usr/src/opennms/opennms-icmp/opennms-icmp-jni/pom.xml to /root/.m2/repository/org/opennms/opennms-icmp-jni/1.3.2-SNAPSHO
T/opennms-icmp-jni-1.3.2-SNAPSHOT.pom
[INFO] Installing /usr/src/opennms/opennms-icmp/opennms-icmp-jni/target/opennms-icmp-jni-1.3.2-SNAPSHOT-tests.jar to /root/.m2/repository/o
rg/opennms/opennms-icmp-jni/1.3.2-SNAPSHOT/opennms-icmp-jni-1.3.2-SNAPSHOT-tests.jar
[INFO] ----------------------------------------------------------------------------
[INFO] Building OpenNMS ICMP JNI Library - Linux
[INFO]    task-segment: [install]
[INFO] ----------------------------------------------------------------------------
[INFO] [native:initialize]
[INFO] [native:javah {execution: default}]
[INFO] Parsing /usr/src/opennms/opennms-icmp/opennms-icmp-api/target/opennms-icmp-api-1.3.2-SNAPSHOT.jar for native classes.
[INFO] Found native class: org.opennms.protocols.icmp.IcmpSocket
[INFO] Parsing /root/.m2/repository/log4j/log4j/1.2.9/log4j-1.2.9.jar for native classes.
[INFO] Found native class: org.apache.log4j.nt.NTEventLogAppender
[INFO] /opt/jdk1.5.0_09/jre/../bin/javah -d /usr/src/opennms/opennms-icmp/opennms-icmp-jni/opennms-icmp-jni-linux/target/native/javah -clas
spath /usr/src/opennms/opennms-icmp/opennms-icmp-api/target/opennms-icmp-api-1.3.2-SNAPSHOT.jar:/root/.m2/repository/log4j/log4j/1.2.9/log4
j-1.2.9.jar org.opennms.protocols.icmp.IcmpSocket org.apache.log4j.nt.NTEventLogAppender
[INFO] [native:compile]  
[INFO] gcc -fPIC -Wall -Werror -O -D__LINUX__ -I/usr/src/opennms/opennms-icmp/opennms-icmp-jni/opennms-icmp-jni-linux/../src/main/native -I
/usr/src/opennms/opennms-icmp/opennms-icmp-jni/opennms-icmp-jni-linux/target/native/javah -I/opt/jdk1.5.0_09/jre/../include -I/opt/jdk1.5.0
_09/jre/../include/linux -o /usr/src/opennms/opennms-icmp/opennms-icmp-jni/opennms-icmp-jni-linux/target/IcmpSocket.o -c /usr/src/opennms/o
pennms-icmp/opennms-icmp-jni/opennms-icmp-jni-linux/../src/main/native/IcmpSocket.c
/usr/src/opennms/opennms-icmp/opennms-icmp-jni/opennms-icmp-jni-linux/../src/main/native/IcmpSocket.c: In function `Java_org_opennms_protoc
ols_icmp_IcmpSocket_initSocket':
/usr/src/opennms/opennms-icmp/opennms-icmp-jni/opennms-icmp-jni-linux/../src/main/native/IcmpSocket.c:547: warning: unused variable `savedE
rrno'                    
[INFO] ------------------------------------------------------------------------
[ERROR] BUILD ERROR      
[INFO] ------------------------------------------------------------------------
[INFO] Error executing command line. Exit code:1
[INFO] ------------------------------------------------------------------------
[INFO] Trace             
org.apache.maven.lifecycle.LifecycleExecutionException: Error executing command line. Exit code:1
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:559)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:475)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:454)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:306)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:273)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:140)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:322)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:115)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:256)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
        at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
        at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
        at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
Caused by: org.apache.maven.plugin.MojoExecutionException: Error executing command line. Exit code:1
        at org.codehaus.mojo.natives.plugin.NativeCompileMojo.execute(NativeCompileMojo.java:166)
        at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:412)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:534)
        ... 16 more
Caused by: org.codehaus.mojo.natives.NativeBuildException: Error executing command line. Exit code:1
        at org.codehaus.mojo.natives.util.CommandLineUtil.execute(CommandLineUtil.java:34)
        at org.codehaus.mojo.natives.compiler.AbstractCompiler.compile(AbstractCompiler.java:78)
        at org.codehaus.mojo.natives.plugin.NativeCompileMojo.execute(NativeCompileMojo.java:162)
        ... 18 more
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1 minute 7 seconds
[INFO] Finished at: Fri Nov 24 17:06:30 CET 2006
[INFO] Final Memory: 21M/76M
[INFO] ------------------------------------------------------------------------