autoconf: Add some missing quoting

This was always sailing rather close to the wind.  Empirically, it
causes things to break with modern autoconf.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/configure.in b/configure.in
index c198654ba9caee225e8c19da21e61234660651c1..85d9c711a7dd1b6b00fc0c13cd4e1373b8196844 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -50,33 +50,33 @@ CFLAGS="$CFLAGS -D_GNU_SOURCE"
 AC_CHECK_LIB(socket,socket)
 AC_CHECK_FUNCS(setenv strsignal vsnprintf)
 
-AC_CACHE_CHECK(for EPROTO,userv_cv_hdr_eproto,
+AC_CACHE_CHECK([for EPROTO],userv_cv_hdr_eproto,[
  AC_EGREP_CPP(yes,
 [
 #include <errno.h>
 #ifdef EPROTO
  yes
 #endif
-],userv_cv_hdr_eproto=yes,userv_cv_hdr_eproto=no))
+],userv_cv_hdr_eproto=yes,userv_cv_hdr_eproto=no)])
 if test $userv_cv_hdr_eproto = yes
 then
        AC_DEFINE(HAVE_EPROTO)
 fi
 
-AC_CACHE_CHECK(for LOG_AUTHPRIV,userv_cv_hdr_logauthpriv,
+AC_CACHE_CHECK([for LOG_AUTHPRIV],userv_cv_hdr_logauthpriv,[
  AC_EGREP_CPP(yes,
 [
 #include <syslog.h>
 #ifdef LOG_AUTHPRIV
  yes
 #endif
-],userv_cv_hdr_logauthpriv=yes,userv_cv_hdr_logauthpriv=no))
+],userv_cv_hdr_logauthpriv=yes,userv_cv_hdr_logauthpriv=no)])
 if test $userv_cv_hdr_logauthpriv = yes
 then
        AC_DEFINE(HAVE_LOG_AUTHPRIV)
 fi
 
-AC_CACHE_CHECK(for WCOREDUMP,userv_cv_hdr_wcoredump,
+AC_CACHE_CHECK([for WCOREDUMP],userv_cv_hdr_wcoredump,[
  AC_EGREP_CPP(yes,
 [
 #include <sys/types.h>
@@ -84,7 +84,7 @@ AC_CACHE_CHECK(for WCOREDUMP,userv_cv_hdr_wcoredump,
 #ifdef WCOREDUMP
  yes
 #endif
-],userv_cv_hdr_wcoredump=yes,userv_cv_hdr_wcoredump=no))
+],userv_cv_hdr_wcoredump=yes,userv_cv_hdr_wcoredump=no)])
 if test $userv_cv_hdr_wcoredump = yes
 then
        AC_DEFINE(HAVE_WCOREDUMP)