cmd: rework header check for xfs/xqm.h #3094
Merged
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Building snap-confine on i386 fails on other operating systems with:
configure: WARNING: xfs/xqm.h: present but cannot be compiled
configure: WARNING: xfs/xqm.h: check for missing prerequisite headers?
configure: WARNING: xfs/xqm.h: see the Autoconf documentation
configure: WARNING: xfs/xqm.h: section "Present But Cannot Be Compiled"
configure: WARNING: xfs/xqm.h: proceeding with the compiler's result
[...]
checking for xfs/xqm.h... no
configure: error: xfs/xqm.h unavailable
The official autoconf documentation recommends using a proper include
check in the AC_CHECK_HEADERS macro.