libxc4: Update to 4.3.4.

science/libxc4/Portfile

@@ -4,7 +4,7 @@ PortSystem          1.0
 PortGroup           compilers 1.0
 
 name                libxc4
-version             4.3.0
+version             4.3.4
 categories          science
 platforms           darwin
 license             LGPL-3+
@@ -22,9 +22,9 @@ long_description    Libxc is a library of exchange-correlation functionals \
 homepage            http://www.tddft.org/programs/libxc/
 master_sites        http://www.tddft.org/programs/octopus/download/libxc/${version}
 
-checksums           rmd160  f0f2473fb5457cd77f356d278fe8be924b7b52f0 \
-                    sha256  bc9bfe4aabb228a74d0d1e50c9a6e804f1121540af4fd63f683afa55e99cc9d4 \
-                    size    15603350
+checksums           rmd160  48b4249e4ffa513e9c9c99e64bcc14c5d8ec7cc3 \
+                    sha256  a8ee37ddc5079339854bd313272856c9d41a27802472ee9ae44b58ee9a298337 \
+                    size    15602575
 
 distname            libxc-${version}