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https://issues.apache.org/jira/browse/HDFS-15977?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17419987#comment-17419987
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Bryan Beaudreault commented on HDFS-15977:
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Just to close the loop, with that fix in place I was again able to build Hadoop
3.3.1 from CentOS 6 with no other changes. Thanks again.
> Call explicit_bzero only if it is available
> -------------------------------------------
>
> Key: HDFS-15977
> URL: https://issues.apache.org/jira/browse/HDFS-15977
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: libhdfs++
> Reporter: Akira Ajisaka
> Assignee: Akira Ajisaka
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.4.0, 3.3.2
>
> Time Spent: 1h 40m
> Remaining Estimate: 0h
>
> CentOS/RHEL 7 has glibc 2.17, and it does not support explicit_bzero. Now I
> don't want to drop support for CentOS/RHEL 7, and we should call
> explicit_bzero only if it is available.
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