diff --git a/configure.in b/configure.in
index b42fdf8a02..a7a273cc82 100644
--- a/configure.in
+++ b/configure.in
@@ -839,6 +839,8 @@ elif test "$ac_cv_sizeof_long" = "8"; then
     int64_value="long"
     long_value=long
     case "$host" in
+        *pc-solaris2*)
+        ;;
         *-solaris2*|*apple-darwin*|*-openbsd*)
 	    if test "$ac_cv_sizeof_long_long" = "8"; then
 	        int64_t_fmt='#define SWITCH_INT64_T_FMT "lld"'