mvapich2.armv6hl: I: binary-or-shlib-calls-gethostbyname /usr/lib/mpi/gcc/mvapich2/bin/hydra_nameserver mvapich2.armv6hl: I: binary-or-shlib-calls-gethostbyname /usr/lib/mpi/gcc/mvapich2/bin/hydra_persist mvapich2.armv6hl: I: binary-or-shlib-calls-gethostbyname /usr/lib/mpi/gcc/mvapich2/bin/hydra_pmi_proxy mvapich2.armv6hl: I: binary-or-shlib-calls-gethostbyname /usr/lib/mpi/gcc/mvapich2/bin/mpiexec.hydra mvapich2.armv6hl: I: binary-or-shlib-calls-gethostbyname /usr/lib/mpi/gcc/mvapich2/bin/mpispawn mvapich2.armv6hl: I: binary-or-shlib-calls-gethostbyname /usr/lib/mpi/gcc/mvapich2/bin/mpivars mvapich2.armv6hl: I: binary-or-shlib-calls-gethostbyname /usr/lib/mpi/gcc/mvapich2/lib/libmpi.so.12.0.5 The binary calls gethostbyname(). Please port the code to use getaddrinfo(). mvapich2.armv6hl: W: hidden-file-or-dir /usr/share/modules/gnu-mvapich2/.version The file or directory is hidden. You should see if this is normal, and delete it from the package if not. mvapich2.armv6hl: W: name-repeated-in-summary C MVAPICH2 mvapich2.src: W: name-repeated-in-summary C MVAPICH2 The name of the package is repeated in its summary. This is often redundant information and looks silly in various programs' output. Make the summary brief and to the point without including redundant information in it. 5 packages and 0 specfiles checked; 0 errors, 3 warnings.