net: ip: only define socklen_t if not already defined #57196
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There is a chance that a previous declaration exists of socklen_t through the unistd.h header. Luckily that header defines a macro when it defines the type. This commit therefore uses that define to know if the type has already been declared or not, similar to what unistd.h does. Closes zephyrproject-rtos#57195 Signed-off-by: Hein Wessels <heinwessels93@gmail.com>
rlubos
approved these changes
Apr 24, 2023
jukkar
approved these changes
Apr 25, 2023
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There is a chance that a previous declaration exists of socklen_t through the unistd.h header. Luckily that header defines a macro when it defines the type. This commit therefore uses that define to know if the type has already been declared or not, similar to what unistd.h does.
Closes #57195