X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=configure.ac;h=849939c78e98004ab5628b13dd3a5923132816a3;hb=ada4df151f4d5d67083d1dfe174b9425489ff4ed;hp=e9519a78f0f3c4b773a947b0a04f777fd0b4b886;hpb=b6626d096285f856c78c763297114902d635b252;p=elogind.git

diff --git a/configure.ac b/configure.ac
index e9519a78f..849939c78 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,9 +9,13 @@ AC_DISABLE_STATIC
 AC_SYS_LARGEFILE
 AC_PROG_LIBTOOL
 
+dnl /* prefix is /usr, exec_prefix in /, if overridden exec_prefix follows prefix */
+AC_PREFIX_DEFAULT([/usr])
+test "$prefix" = NONE && test "$exec_prefix" = NONE && exec_prefix=
+
 dnl /* libudev version */
 LIBUDEV_LT_CURRENT=0
-LIBUDEV_LT_REVISION=6
+LIBUDEV_LT_REVISION=7
 LIBUDEV_LT_AGE=0
 AC_SUBST(LIBUDEV_LT_CURRENT)
 AC_SUBST(LIBUDEV_LT_REVISION)