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remove declaration of errno

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rsc 2005-05-07 22:42:17 +00:00
parent 2b6040818e
commit a1ad1acf25
3 changed files with 0 additions and 5 deletions
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1
src/cmd/eqn/main.c
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@ -96,7 +96,6 @@ getdata(void)
{ {
int i, type, ln; int i, type, ln;
char fname[100]; char fname[100];
extern int errno;
errno = 0; errno = 0;
curfile->lineno = 0; curfile->lineno = 0;

2
src/cmd/grap/input.c
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@ -409,8 +409,6 @@ void pbstr(char *s)
double errcheck(double x, char *s) double errcheck(double x, char *s)
{ {
extern int errno;
if (errno == EDOM) { if (errno == EDOM) {
errno = 0; errno = 0;
ERROR "%s argument out of domain", s WARNING; ERROR "%s argument out of domain", s WARNING;

2
src/cmd/pic/input.c
View File

@ -425,8 +425,6 @@ void pbstr(char *s)
double errcheck(double x, char *s) double errcheck(double x, char *s)
{ {
extern int errno;
if (errno == EDOM) { if (errno == EDOM) {
errno = 0; errno = 0;
ERROR "%s argument out of domain", s WARNING; ERROR "%s argument out of domain", s WARNING;