--- a/js/src/old-configure.in
+++ b/js/src/old-configure.in
@@ -1745,19 +1745,16 @@ ia64*-hpux*)
     else
        LDFLAGS="$LDFLAGS -Wl,-z,ignore -Wl,-R,'\$\$ORIGIN:\$\$ORIGIN/..' -Wl,-z,lazyload -Wl,-z,combreloc -Wl,-z,muldefs"
        LIBS="-lc $LIBS"
        ASFLAGS="$ASFLAGS -fPIC"
        DSO_LDOPTS='-shared'
        WARNINGS_AS_ERRORS='-Werror'
        _WARNINGS_CFLAGS=''
        _WARNINGS_CXXFLAGS=''
-       if test "$OS_RELEASE" = "5.3"; then
-           AC_DEFINE(MUST_UNDEF_HAVE_BOOLEAN_AFTER_INCLUDES)
-       fi
     fi
     if test "$OS_RELEASE" = "5.5.1"; then
         AC_DEFINE(NEED_USLEEP_PROTOTYPE)
     fi
     ;;
 
 *-sunos*)
     DSO_LDOPTS='-Bdynamic'

--- a/old-configure.in
+++ b/old-configure.in
@@ -2346,19 +2346,16 @@ ia64*-hpux*)
     else
        LDFLAGS="$LDFLAGS -Wl,-z,ignore -Wl,-R,'\$\$ORIGIN:\$\$ORIGIN/..' -Wl,-z,lazyload -Wl,-z,combreloc -Wl,-z,muldefs"
        LIBS="-lc $LIBS"
        ASFLAGS="$ASFLAGS -fPIC"
        DSO_LDOPTS='-shared'
        WARNINGS_AS_ERRORS='-Werror'
        _WARNINGS_CFLAGS=''
        _WARNINGS_CXXFLAGS=''
-       if test "$OS_RELEASE" = "5.3"; then
-           AC_DEFINE(MUST_UNDEF_HAVE_BOOLEAN_AFTER_INCLUDES)
-       fi
     fi
     if test "$OS_RELEASE" = "5.5.1"; then
         AC_DEFINE(NEED_USLEEP_PROTOTYPE)
     fi
     ;;
 
 *-sunos*)
     DSO_LDOPTS='-Bdynamic'