Copying
------------------------------------
memcpy strcpy
memmove strncpy
Concatenation
------------------------------------
strcat
strncat
Comparison
------------------------------------
memcmp strncmp
strcmp strxfrm
strcoll
Search Functions
------------------------------------
memchr strrchr
strchr strspn
strcspn strstr
strpbrk strtok
Miscellaneous
------------------------------------
memset
strerror
strlen