boost package: patch dirent for pgi and boost 1.67 (#8313)

var/spack/repos/builtin/packages/boost/boost_1.67.0_pgi.patch

@@ -0,0 +1,13 @@
+--- a/libs/filesystem/src/operations.cpp
++++ b/libs/filesystem/src/operations.cpp
+@@ -2056,10 +2056,6 @@
+     return ok;
+   }
+ 
+-#if defined(__PGI) && defined(__USE_FILE_OFFSET64)
+-#define dirent dirent64
+-#endif
+-
+   error_code dir_itr_first(void *& handle, void *& buffer,
+     const char* dir, string& target,
+     fs::file_status &, fs::file_status &)

var/spack/repos/builtin/packages/boost/package.py

@@ -177,6 +177,7 @@ class Boost(Package):
     patch('call_once_variadic.patch', when='@1.54.0:1.55.9999%gcc@5.0:5.9')
 
     # Patch fix for PGI compiler
+    patch('boost_1.67.0_pgi.patch', when='@1.67.0%pgi')
     patch('boost_1.63.0_pgi.patch', when='@1.63.0%pgi')
     patch('boost_1.63.0_pgi_17.4_workaround.patch', when='@1.63.0%pgi@17.4')