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* lib/objc.exp: Add -lposix4 on Solaris 2.8.
[official-gcc.git]
/
libf2c
/
libF77
/
r_sign.c
blob
df6d02af00a76a2937cddc66d9070f407c7008da
1
#include
"f2c.h"
2
3
#ifdef KR_headers
4
double
r_sign
(
a
,
b
)
real
*
a
, *
b
;
5
#else
6
double
r_sign
(
real
*
a
,
real
*
b
)
7
#endif
8
{
9
double
x
;
10
x
= (*
a
>=
0
? *
a
: - *
a
);
11
return
( *
b
>=
0
?
x
: -
x
);
12
}