This diff inserts an .Fa to the places where it belongs to as well as an .Er for EDOM.
Index: lib/libm/man/sqrt.3 =================================================================== RCS file: /cvs/src/lib/libm/man/sqrt.3,v retrieving revision 1.17 diff -u -p -u -p -r1.17 sqrt.3 --- lib/libm/man/sqrt.3 8 Feb 2020 01:09:57 -0000 1.17 +++ lib/libm/man/sqrt.3 29 Jun 2021 13:36:28 -0000 @@ -57,7 +57,7 @@ The .Fn cbrt function computes the cube root of -.Ar x . +.Fa x . The .Fn cbrtf function is a single precision version of @@ -70,7 +70,8 @@ function is an extended precision versio The .Fn sqrt function computes -the non-negative square root of x. +the non-negative square root of +.Fa x . The .Fn sqrtf function is a single precision version of @@ -80,14 +81,17 @@ The function is an extended precision version of .Fn sqrt . .Sh RETURN VALUES -If x is negative, +If +.Fa x +is negative, .Fn sqrt "x" , .Fn sqrtf "x" and .Fn sqrtl "x" set the global variable .Va errno -to EDOM. +to +.Er EDOM . .Sh HISTORY A .Fn sqrt
