From 46f0aadf80d5e28f587149b6e90c3ba005971f6e Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Fri, 2 Sep 2022 19:22:17 -0700
Subject: [PATCH] configure: Include unistd.h for getpid API

This fixes the check for perf events support in configure

Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 configure.ac | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure.ac b/configure.ac
index e4f4024..3384628 100644
--- a/configure.ac
+++ b/configure.ac
@@ -119,6 +119,7 @@ if test "$kernel_may_have_perf_events_support" = "yes"; then
 				#include <asm/unistd.h>
 				#include <sys/types.h>
 				#include <string.h>
+				#include <unistd.h>
 			]],
 			[[struct perf_event_attr attr;
 				pid_t pid;
-- 
2.37.3