Fix language text for example

Code snippet appears to be C not Fortran.

Signed-off-by: Harumi Kuno <harumi.kuno@hpe.com>

Author: hkuno

oshmem/shmem/man/man3/shmem_putmem_nbi.3in

@@ -143,7 +143,7 @@ See \fIintro_shmem\fP(3)
 for a definition of the term remotely accessible.
 .SH EXAMPLES
 
-Consider this simple example for Fortran.
+Consider this simple example for C.
 .Vb
 #include <stdio.h>
 #include <mpp/shmem.h>