summaryrefslogtreecommitdiff
path: root/devel/gnu-libtool
diff options
context:
space:
mode:
Diffstat (limited to 'devel/gnu-libtool')
-rw-r--r--devel/gnu-libtool/Makefile4
1 files changed, 4 insertions, 0 deletions
diff --git a/devel/gnu-libtool/Makefile b/devel/gnu-libtool/Makefile
index 1a27412f5338..a2ee543ab5ee 100644
--- a/devel/gnu-libtool/Makefile
+++ b/devel/gnu-libtool/Makefile
@@ -22,4 +22,8 @@ INSTALLS_SHLIB= yes
GNU_CONFIGURE= yes
CONFIGURE_ENV= PREFIX=${PREFIX}
+.ifdef USE_LIBTOOL
+.error You have `USE_LIBTOOL' variable defined either in environment or in make(1) arguments. Please undefine and try again.
+.endif
+
.include <bsd.port.mk>