1diff -ur a/configure.ac b/configure.ac
2--- a/configure.ac 2019-09-14 11:30:11.584847746 +0000
3+++ b/configure.ac 2019-09-14 11:31:26.692355265 +0000
4@@ -81,6 +81,7 @@
5 AC_PROG_CPP
6 AC_PROG_INSTALL
7 AC_PROG_RANLIB
8+AC_CHECK_TOOL(AR, ar)
9 # We need to check for cplusplus here because we may not do the test
10 # for Qt and autoconf does does not allow that.
11 AC_PROG_CXX
12diff -ur a/pinentry/Makefile.in b/pinentry/Makefile.in
13--- a/pinentry/Makefile.in 2017-12-03 17:43:23.000000000 +0000
14+++ b/pinentry/Makefile.in 2019-09-14 11:32:02.532000236 +0000
15@@ -113,7 +113,7 @@
16 CONFIG_CLEAN_FILES =
17 CONFIG_CLEAN_VPATH_FILES =
18 LIBRARIES = $(noinst_LIBRARIES)
19-AR = ar
20+AR = @AR@
21 ARFLAGS = cru
22 AM_V_AR = $(am__v_AR_@AM_V@)
23 am__v_AR_ = $(am__v_AR_@AM_DEFAULT_V@)
24diff -ur a/secmem/Makefile.in b/secmem/Makefile.in
25--- a/secmem/Makefile.in 2017-12-03 17:43:23.000000000 +0000
26+++ b/secmem/Makefile.in 2019-09-14 11:31:58.764934552 +0000
27@@ -113,7 +113,7 @@
28 CONFIG_CLEAN_FILES =
29 CONFIG_CLEAN_VPATH_FILES =
30 LIBRARIES = $(noinst_LIBRARIES)
31-AR = ar
32+AR = @AR@
33 ARFLAGS = cru
34 AM_V_AR = $(am__v_AR_@AM_V@)
35 am__v_AR_ = $(am__v_AR_@AM_DEFAULT_V@)