cov: set umask before mkstemp
cov: set umask before mkstemp

rashadkm/libkml,sebastic/libkml,rashadkm/libkml,libkml/libkml,sebastic/libkml,rashadkm/libkml,sebastic/libkml,rashadkm/libkml,libkml/libkml,sebastic/libkml,sebastic/libkml,libkml/libkml,rashadkm/libkml,libkml/libkml,sebastic/libkml,sebastic/libkml,libkml/libkml,sebastic/libkml