Index: procutils/usr/src/cmd/ptools/Makefile.bld
===================================================================
--- procutils.orig/usr/src/cmd/ptools/Makefile.bld	2013-02-14 17:54:55.942423685 +0000
+++ procutils/usr/src/cmd/ptools/Makefile.bld	2013-02-14 22:14:08.693911556 +0000
@@ -34,7 +34,7 @@
 
 # libproc is added individually as pwait doesn't need it.
 # These are defined this way so lint can use them
-LDLIBS_pargs	= -lproc
+LDLIBS_pargs	= -lproc 
 LDLIBS_pcred	= -lproc
 LDLIBS_pfiles	= -lproc -lnsl
 LDLIBS_pflags	= -lproc
@@ -52,6 +52,9 @@
 LDLIBS_ptree	= -lproc -lcontract
 LDLIBS_pwdx	= -lproc
 
+# for GNU libiconv:
+LDLIBS_pargs	+= -liconv
+
 LDLIBS += $(LDLIBS_$(PROG))
 
 CERRWARN_plgrp	+= -_gcc=-Wno-parentheses