Bad modifier: tl} == "yes"

--- Makefile.orig	Sun Feb  7 11:39:17 2016
+++ Makefile	Wed Aug 31 11:26:35 2016
@@ -14,10 +14,11 @@ SUBDIR += libdwarf
 
 # Build additional APIs.
 SUBDIR += libelftc
-.if defined(WITH_PE) && ${WITH_PE:tl} == "yes"
+.if defined(WITH_PE) && ${WITH_PE:M} == "yes"
 SUBDIR += libpe
 .endif
 
+.if defined(WITH_TOOLS) && ${WITH_TOOLS:M} == "yes"
 # Build tools after the libraries.
 SUBDIR += addr2line
 SUBDIR += ar
@@ -31,20 +32,21 @@ SUBDIR += nm
 SUBDIR += readelf
 SUBDIR += size
 SUBDIR += strings
+.endif
 
 # Build the test suites.
-.if exists(${.CURDIR}/test) && defined(WITH_TESTS) && ${WITH_TESTS:tl} == "yes"
+.if exists(${.CURDIR}/test) && defined(WITH_TESTS) && ${WITH_TESTS:M} == "yes"
 SUBDIR += test
 .endif
 
 # Build additional build tooling.
-.if defined(WITH_BUILD_TOOLS) && ${WITH_BUILD_TOOLS:tl} == "yes"
+.if defined(WITH_BUILD_TOOLS) && ${WITH_BUILD_TOOLS:M} == "yes"
 SUBDIR += tools
 .endif
 
 # Build documentation at the end.
 .if exists(${.CURDIR}/documentation) && defined(WITH_DOCUMENTATION) && \
-	${WITH_DOCUMENTATION:tl} == "yes"
+	${WITH_DOCUMENTATION:M} == "yes"
 SUBDIR += documentation
 .endif
 
@@ -55,7 +57,7 @@ SUBDIR += documentation
 #
 
 # Run the test suites.
-.if exists(${.CURDIR}/test) && defined(WITH_TESTS) && ${WITH_TESTS:tl} == "yes"
+.if exists(${.CURDIR}/test) && defined(WITH_TESTS) && ${WITH_TESTS:M} == "yes"
 run-tests:	all .PHONY
 	(cd ${.CURDIR}/test; ${MAKE} test)
 .endif