/* File: sp.h *//* Global variables */extern int sp_verbose;extern char *std_fields[];/* User library functions */struct header_t *sp_open_header();struct header_t *sp_create_header();int sp_close_header();FILE *sp_get_fp();int sp_set_fp();int sp_get_hbytes();int sp_get_nfields();int sp_get_fieldnames();int sp_print_lines();int sp_format_lines();int sp_fpcopy();int sp_get_field();int sp_get_data();int sp_get_type();int sp_get_size();int sp_clear_fields();int sp_add_field();int sp_delete_field();int sp_change_field();int sp_is_std();int sp_set_dealloc();int sp_get_dealloc();long sp_header_size();SP_FILE *sp_open();int sp_close();SP_FILE *sp_alloc_and_init_sphere_t();struct header_t *sp_dup_header();unsigned short sp_compute_short_checksum();char * sptemp();char * sptemp_dirfile();int sp_pass_checksum();int sp_h_get_field();int sp_h_set_field();int sp_h_delete_field();int h_get_field();int h_set_field();int h_delete_field();int sp_set_data_mode();int sp_read_data();int sp_write_data();/*****/char *rsprintf();enum SP_sample_byte_fmt get_natural_sbf();char *get_natural_byte_order();SP_CHECKSUM sp_compute_short_checksum();SP_CHECKSUM sp_add_checksum();