This option is not supported by older, but still widely used versions of
automake. The drawback is that when doing multiple VPATH builds in a
row, the info manual may mention incorrect paths, but it doesn't affect
the executables at all.
AC_INIT([tinc], m4_esyscmd_s((git describe || echo UNKNOWN) | sed 's/release-//'))
AC_CONFIG_SRCDIR([src/tincd.c])
AC_GNU_SOURCE
-AM_INIT_AUTOMAKE([info-in-builddir std-options subdir-objects -Wall])
+AM_INIT_AUTOMAKE([std-options subdir-objects -Wall])
AC_CONFIG_HEADERS([config.h])
# Enable GNU extensions.