Open System Services System Calls Reference Manual (G06.28+, H06.05+)

getprotobynumber_r(2) OSS System Calls Reference Manual
RELATED INFORMATION
Functions: getprotobyname(3), getprotobyname_r(2), getprotobynumber(3), getprotoent(3),
getprotoent_r(2), setprotoent(3), endprotoent(3).
Files: protocols(4).
STANDARDS CONFORMANCE
This function is an extension to the UNIX98 specification. Interfaces documented on this refer-
ence page conform to the following industry standards:
• IEEE Std 1003.1c-1995, POSIX System Application Program Interface
The use of the header file spthread.h is an HP exception to the POSIX standard.
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