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diff --git a/man/sd_is_fifo.xml b/man/sd_is_fifo.xml
index 44b41abf8..2bc860c37 100644
--- a/man/sd_is_fifo.xml
+++ b/man/sd_is_fifo.xml
@@ -102,21 +102,22 @@
sd_is_fifo() may be called
to check whether the specified file descriptor refers
to a FIFO or pipe. If the path
- parameter is not NULL, it is checked whether the FIFO
- is bound to the specified file system path.
+ parameter is not NULL, it is
+ checked whether the FIFO is bound to the specified
+ file system path.
sd_is_socket() may be
called to check whether the specified file descriptor
refers to a socket. If the
family parameter is not
- AF_UNSPEC it is checked whether
+ AF_UNSPEC, it is checked whether
the socket is of the specified family (AF_UNIX,
AF_INET, ...). If the
- type parameter is not 0 it is
+ type parameter is not 0, it is
checked whether the socket is of the specified type
(SOCK_STREAM,
SOCK_DGRAM, ...). If the
- listening parameter is positive
+ listening parameter is positive,
it is checked whether the socket is in accepting mode,
i.e. listen() has been called for
it. If listening is 0, it is
@@ -135,23 +136,23 @@
AF_INET6.
sd_is_socket_unix() is
- similar to sd_is_socket(), but
+ similar to sd_is_socket() but
optionally checks the AF_UNIX path the socket is bound
to, unless the path parameter
- is NULL. For normal file system AF_UNIX sockets set
- the length parameter to 0. For
- Linux abstract namespace sockets set the
+ is NULL. For normal file system AF_UNIX sockets,
+ set the length parameter to 0. For
+ Linux abstract namespace sockets, set the
length to the size of the
- address, including the initial 0 byte and set
+ address, including the initial 0 byte, and set the
path to the initial 0 byte of
the socket address.
sd_is_mq() may be called to
check whether the specified file descriptor refers to
a POSIX message queue. If the
- path parameter is not NULL, it
- is checked whether the message queue is bound to the
- specified name.
+ path parameter is not
+ NULL, it is checked whether the
+ message queue is bound to the specified name.
@@ -159,7 +160,7 @@
On failure, these calls return a negative
errno-style error code. If the file descriptor is of
- the specified type and bound to the specified address
+ the specified type and bound to the specified address,
a positive return value is returned, otherwise
zero.
@@ -170,7 +171,7 @@
These functions are provided by the reference
implementation of APIs for new-style daemons and
distributed with the systemd package. The algorithms
- they implement are simple, and can easily be
+ they implement are simple, and they can easily be
reimplemented in daemons if it is important to support
this interface without using the reference
implementation.
@@ -180,7 +181,7 @@
getsockname() to check the file
descriptor type and where it is bound to.
- For details about the algorithms check the
+ For details about the algorithms, check the
liberally licensed reference implementation sources:
and