If you are using any of these card you 'may' be able to play Soldat by selecting the 'Force Software' option available when you click on 'Advanced' in the 'Soldat config' application.

3DFX Voodoo Rush AT25 + (Dual Board)
Driver Version: 4.10.01.2073 (English)

3DFX Voodoo Rush MX86251
Driver Version: 4.10.01.8626 (English)

3DLABS Generic PERMEDIA 2
Driver Version: 4.10.01.2105

ATI RAGE IIC AGP (English)
Driver Version: 4.11.01.2474 (English)

MATROX G100
Driver Version: 4.11.01.1520 (English)

MATROX Millennium II PCI
Driver Version: 4.11.01.4330 (English)

S3 Virge
Driver Version: 4.03.00.2111 (English)

TRIDENT 3D Image 9750
Driver Version: 4.10.01.2161 (English)