diff -burN php-5.0.4RC1.orig/TSRM/threads.m4 php-5.0.4RC1/TSRM/threads.m4
--- php-5.0.4RC1.orig/TSRM/threads.m4	2005-03-15 18:02:27.630294512 +0100
+++ php-5.0.4RC1/TSRM/threads.m4	2005-03-15 18:07:05.301082136 +0100
@@ -116,7 +116,6 @@
 else
   save_CFLAGS=$CFLAGS
   save_LIBS=$LIBS
-  PTHREADS_ASSIGN_VARS
   PTHREADS_CHECK_COMPILE
   LIBS=$save_LIBS
   CFLAGS=$save_CFLAGS
@@ -134,9 +133,10 @@
         break
       fi
     done
+    pthreads_working=
   fi
-fi
 ])
+fi
 
 AC_CACHE_CHECK(for pthreads_lib, ac_cv_pthreads_lib,[
 ac_cv_pthreads_lib=
@@ -163,6 +163,7 @@
 dnl
 dnl
 AC_DEFUN([PTHREADS_ASSIGN_VARS],[
+if test "$pthreads_assign_done" != "yes" ; then
 if test -n "$ac_cv_pthreads_lib"; then
   LIBS="$LIBS -l$ac_cv_pthreads_lib"
 fi
@@ -170,4 +171,6 @@
 if test -n "$ac_cv_pthreads_cflags"; then
   CFLAGS="$CFLAGS $ac_cv_pthreads_cflags"
 fi
+pthreads_assign_done="yes"
+fi
 ])dnl