31.9. slapi_counter_subtract()
#include "slapi-plugin.h" PRUint64 slapi_counter_subtract(Slapi_Counter *counter, PRUint64 subvalue);
This function takes the following parameters:
| counter | The counter for which to set the value. |
| subvalue | The amount which should be subtracted from the current counter value to give the new value. |
The function returns the value of the counter (the current count) after the amount specified in slapi_counter_subtract() has been subtracted.

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