SunOS grep does not understand -C<n> nor -e

diff --git a/Makefile b/Makefile
index c6b81d0125ee5ff37db7cd8aea1cd9a732915864..f88ed3e14d2421fdd730705d2aac0c317d6f94e0 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -702,6 +702,7 @@ ifeq ($(uname_S),SunOS)
        NO_HSTRERROR = YesPlease
        NO_MKDTEMP = YesPlease
        OLD_ICONV = UnfortunatelyYes
+       NO_EXTERNAL_GREP = YesPlease
        ifeq ($(uname_R),5.8)
                NO_UNSETENV = YesPlease
                NO_SETENV = YesPlease