accepts option -header in addition to -hdr

v2/parutils/parformat.c

@@ -99,6 +99,10 @@ int main(int argc, char **argv)
       cptr+=4;
       if(strncasecmp(cptr, "YES", 1)==0) {save_header=1; continue;}
       else if(strncasecmp(cptr, "NO", 1)==0) {save_header=0; continue;}
+    } else if(strncasecmp(cptr, "HEADER=", 7)==0) {
+      cptr+=7;
+      if(strncasecmp(cptr, "YES", 1)==0) {save_header=1; continue;}
+      else if(strncasecmp(cptr, "NO", 1)==0) {save_header=0; continue;}
     }
     fprintf(stderr, "Error: invalid option '%s'.\n", argv[ai]);
     return(1);