fix build failure on AIX 4

* configure.ac: Fix unportable invocation of 'tr', introduced on
2008-04-22.  Affects tr from at least AIX 4.3.2.

diff --git a/configure.ac b/configure.ac
index 3c0e100..464bea2 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -313,7 +313,7 @@ MAN=`echo "$optional_bin_progs "|sed 's/ /.1 /g;s/ $//'|tr -d '\\015\\012'`
 
 # Change ginstall.1 to "install.h" in $MAN.
 MAN=`for m in $MAN; do test $m = ginstall.1 && m=install.1; echo $m; done \
-  | tr '\015\012' ' '; echo`
+  | tr '\015\012' '  '; echo`
 
 # Remove [.1, since writing a portable rule for it in man/Makefile.am
 # is not practical.  The sed LHS below uses the autoconf quadrigraph