Solution : https://service.sap.com/sap/support/notes/407317 (SAP Service marketplace login required)
Key words : 
uc3          linux suse sles 8/ia32 32bit     8sap kernel 6, uc10        linux suse sles9/ia32 32bit      9informix 10, uc11        linux suse sles9/ia32 32bit      9informix 11, uc10        linux suse sles10/ia32 32bit     9informix 10, uc11        linux suse sles10/ia32 32bit     9informix 10, uc11        linux suse sles10/ia32 32bit    9informix 11, uc10        linux redhat el5/ia32 32bit      9informix 10, uc11        linux redhat el5/ia32 32bit      9informix 10, uc10        linux redhat el4/ia32 32bit      9informix 10, uc11        linux redhat el4/ia32 32bit      9informix 10
Related Notes : 
       
| 1058988 | 640_EX2 Kernels | 
| 1013658 | New Informix 11.50 and 10.00.xC7 Jumbo versions | 
| 990312 | Maintenance strategy for IBM Informix database releases | 
| 973932 | IDS Flash: Addressed security issues | 
| 717106 | Poor Performance after Upgrade to BW Rel 3.X (Informix) | 
| 664679 | Installing 6.40 kernel in SAP WEB AS 6.10/6.20 | 
| 661418 | Install. SAP Systems with EXT Kernel on Win / Informix 7.3x | 
| 661417 | Install. SAP Systems with EXT Kernel on UNIX / Informix 7.3x | 
| 418246 | Release restrictions SAP Web ACE 6.10 | 
| 411440 | INST: SAP Web AS 6.10 on Windows - Informix | 
| 53746 | Use of corrected Informix versions | 
| 19227 | Open newest saposcol |