--- tools/fftw-wisdom-to-conf.in	2003-07-03 23:56:58.000000000 +0200
+++ tools/fftw-wisdom-to-conf.in.new	2005-08-10 14:17:25.000000000 +0200
@@ -57,7 +57,7 @@
     extern void ${prefix}solvtab_exec(const struct solvtab_s s[], void *);
 EOF
 
-tmp=/tmp/fftw-wisdom-to-conf$$
+tmp=$(mktemp -t fftw-wisdom-to-conf.XXXXXX) || exit 1
 sed 's/ *(//' | cut -d" " -f1 | grep -v -- - | egrep -v '^ *\)*$' > $tmp
 
 cat $tmp | sort | uniq | while read reg_nam; do
@@ -73,3 +73,4 @@
 
 echo "    ${prefix}solvtab_exec(s, plnr);"
 echo "}"
+rm $tmp