pass system include paths with -isystem to sdcpp
* src/SDCCglue.c, src/pic/glue.c, src/pic16/glue.c: removed unneeded
functions (closePipes), (closeTmpFiles) and (rmTmpFiles)
pass system include paths with -isystem to sdcpp
* src/SDCCglue.c, src/pic/glue.c, src/pic16/glue.c: removed unneeded
functions (closePipes), (closeTmpFiles) and (rmTmpFiles)