diff --git a/first/install_tail b/first/install_tail
index 99aff0ea..5e644ce8 100644
--- a/first/install_tail
+++ b/first/install_tail
@@ -1,6 +1,6 @@
 set -e
 
-PATH=:$CONFIG/bin:$UTIL_HOME/bin:$PATH
+PATH=::$CONFIG/bin:$UTIL_HOME/bin:/usr/ccs/bin:/usr/ucb:$PATH
 export PATH
 
 $SRC_HOME/first/create_dir $CONFIG
diff --git a/first/target_comp b/first/target_comp
index 4e41566c..bd95b42a 100644
--- a/first/target_comp
+++ b/first/target_comp
@@ -5,6 +5,10 @@ CC=cc#				# compiler to be used for compiling ACK
 # always passed to $(CC) -c.
 COPTIONS=-O -D_EM_WSIZE=4 -D_EM_PSIZE=4
 
+# passed to $(CC) -c when compiling modules.
+LIBOPTIONS=#
+# LIBOPTIONS=-LIB -L		# when $(CC) is ACK
+
 CC_AND_MKDEP=cc-and-mkdep.all#	# when $(CC) is neither ACK or SUN,
 # CC_AND_MKDEP=cc-and-mkdep.ack## when $(CC) is an ACK-derived C compiler,
 # CC_AND_MKDEP=cc-and-mkdep.sun## when $(CC) is a SUN C compiler