pbm_getc          149 rdcolmap.c         ch = pbm_getc(infile);
pbm_getc          158 rdcolmap.c       while ((ch = pbm_getc(infile)) >= '0' && ch <= '9') {
pbm_getc          113 rdppm.c            ch = pbm_getc(infile);
pbm_getc          122 rdppm.c          while ((ch = pbm_getc(infile)) >= '0' && ch <= '9') {