| Symbol | Description | Uses |
| HACK_FOR_GMAO_CPL | 2 | |
| HAVE_CLOC | 2 | |
| HAVE_ETIME_FCT | 2 | |
| HAVE_ETIME_SBR | 2 | |
| HAVE_FDATE | 2 | |
| HAVE_FLUSH | 1 | |
| HAVE_LAPACK | 5 | |
| HAVE_PTHREADS | 2 | |
| HAVE_SETRLSTK | 2 | |
| HAVE_SIGREG | 7 | |
| HAVE_SYSTEM | 7 | |
| hFacC | 176 | |
| HFACC_CONST | 1 | |
| HFACC_FX | 1 | |
| HFACC_FXY | 1 | |
| HFACC_FY | 1 | |
| hFacS | 116 | |
| HFACS_CONST | 1 | |
| HFACS_FX | 1 | |
| HFACS_FXY | 1 | |
| HFACS_FY | 1 | |
| hFacW | 118 | |
| HFACW_CONST | 1 | |
| HFACW_FX | 1 | |
| HFACW_FXY | 1 | |
| HFACW_FY | 1 |