- add nanosleep
- expose nanosleep and usleep
- [DOC] time_ nanosleep and time_ sleep_ until available on windows
- change nanosleep signature to match posix one
* hand-patched in php3 changes from 3.0.6 to HEAD in these files:
fopen-wrappers.[ch] ext/standard/file.[ch] ext/standard/fsock.[ch]
ext/standard/php3_string.h ext/standard/string.c
* added some new file/socket macros for more readable code:
FP_FGETS(buf,len,sock,fp,issock)
FP_FREAD(buf,len,sock,fp,issock)
FP_FEOF(sock,fp,issock)
FP_FGETC(sock,fp,issock)