From: Michael Jeanson <mjeanson@efficios.com>
Date: Tue, 17 Nov 2020 23:28:20 +0000 (-0500)
Subject: Compile time futex syscall detection
X-Git-Tag: v0.13.0~50
X-Git-Url: http://git.lttng.org./?a=commitdiff_plain;h=ca91060ec7b0c64249c514ee4114753443ecd70f;hp=ca91060ec7b0c64249c514ee4114753443ecd70f;p=userspace-rcu.git

Compile time futex syscall detection

The futex syscall availability is detected at configure time using a
simple compile test. Replace this with compile time detection using the
same test. This would allow sharing headers in a multi-arch environment
and reduce the build system complexity.

Change-Id: Ief709429e8908d0fd2d268d42f4a89d9fc14b91b
Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
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