USLEEP Section: Linux Programmer's Manual (3) Updated: July 4, 2025 Index   NAME usleep - suspend execution for interval of microseconds   SYNOPSIS #include <unistd.h> void usleep(unsigned long usec);   DESCRIPTION The usleep() function suspends execution of the calling process for usec microseconds. The sleep may be lengthened slightly by any system activity or by the time spent processing the call.   CONFORMING TO BSD 4.3   SEE ALSO   Index NAME SYNOPSIS DESCRIPTION CONFORMING TO SEE ALSO This document was created by using the manual pages. Time: 11:58:07 GMT, March 24, 2025