#ifdef __cplusplusextern "C" { #endif  #include "f2c.h" int clals0_(integer *icompq, integer *nl, integer *nr, integer *sqre, integer *nrhs, complex *b, integer *ldb, complex *bx, integer *ldbx, integer *perm, integer *givptr, integer *givcol, integer *ldgcol, real *givnum, integer *ldgnum, real *poles, real *difl, real *difr, real *z__, integer *k, real *c__, real *s, real *rwork, integer *info);#ifdef __cplusplus}#endif