libast: add shebang

devel/libast/Portfile

@@ -1,14 +1,16 @@
-PortSystem 1.0
+# -*- coding: utf-8; mode: tcl; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- vim:fenc=utf-8:ft=tcl:et:sw=4:ts=4:sts=4
+
+PortSystem  1.0
 
 name		libast
 version		0.7
 revision	5
 description	LibAST is the Library of Assorted Spiffy Things.
 long_description	LibAST is the Library of Assorted Spiffy Things. \
-			It contains manyspiffy things, and it is a library. \
-			Thus, the ever-so-creative name.LibAST has been previously \
-			known as libmej, the Eterm helper librarywhich nobody really \
-			understood and certainly never used.
+    It contains manyspiffy things, and it is a library. \
+    Thus, the ever-so-creative name. LibAST has been previously \
+    known as libmej, the Eterm helper library which nobody really \
+    understood and certainly never used.
 
 maintainers    nomaintainer
 categories	devel x11
@@ -37,7 +39,7 @@ patchfiles          patch-configure.ac.diff
 use_autoreconf yes
 autoreconf.args -fvi
 if {[vercmp [macports_version] 2.5.99] >= 0} {
-autoreconf.env "ACLOCAL=aclocal -I ${prefix}/share/aclocal -I ."
+    autoreconf.env "ACLOCAL=aclocal -I ${prefix}/share/aclocal -I ."
 } else {
-autoreconf.env ACLOCAL="aclocal -I ${prefix}/share/aclocal -I ."
+    autoreconf.env ACLOCAL="aclocal -I ${prefix}/share/aclocal -I ."
 }