From c6575e46c5c83b01ded9e61582b93e6778969125 Mon Sep 17 00:00:00 2001
From: Alexey Dokuchaev <danfe@FreeBSD.org>
Date: Wed, 23 Nov 2016 16:40:10 +0000
Subject: [PATCH] When ioctl() on /dev/acpi fails with `Device not configured'
 message, suggest most probable cause of this to reduce number of questions on
 the mailing lists; slightly improve port description text while here.

---
 sysutils/acpi_call/files/patch-acpi__call__util.c | 10 ++++++++++
 sysutils/acpi_call/pkg-descr                      |  2 +-
 2 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 sysutils/acpi_call/files/patch-acpi__call__util.c

diff --git a/sysutils/acpi_call/files/patch-acpi__call__util.c b/sysutils/acpi_call/files/patch-acpi__call__util.c
new file mode 100644
index 000000000000..e905c117bac6
--- /dev/null
+++ b/sysutils/acpi_call/files/patch-acpi__call__util.c
@@ -0,0 +1,10 @@
+--- acpi_call_util.c.orig	2011-11-07 05:35:10 UTC
++++ acpi_call_util.c
+@@ -102,6 +102,7 @@ int main(int argc, char * argv[])
+ 	if (ioctl(fd, ACPIIO_CALL, &params) == -1)
+ 	{
+ 		perror("ioctl");
++		fprintf(stderr, "(Is `acpi_call.ko' kernel module loaded?)\n");
+ 		return 1;
+ 	}
+ 
diff --git a/sysutils/acpi_call/pkg-descr b/sysutils/acpi_call/pkg-descr
index ec016259ace7..07d760528683 100644
--- a/sysutils/acpi_call/pkg-descr
+++ b/sysutils/acpi_call/pkg-descr
@@ -1 +1 @@
-Kernel module for calling arbitrary ACPI methods from userspace.
+Kernel module and utility for calling arbitrary ACPI methods from userspace.